<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0" xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" xmlns:googleplay="http://www.google.com/schemas/play-podcasts/1.0"><channel><title><![CDATA[Ivan Ariza | Health-Tech & Vibe Defense]]></title><description><![CDATA[Building a health-tech startup in stealth, and documenting the autonomous AI defense swarm we had to build out of pure survival instinct. Welcome to the lab.]]></description><link>https://www.ivanariza.com</link><image><url>https://substackcdn.com/image/fetch/$s_!6kuW!,w_256,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba04e24d-6af8-472a-8f0a-28f9a9a0f230_1280x1280.png</url><title>Ivan Ariza | Health-Tech &amp; Vibe Defense</title><link>https://www.ivanariza.com</link></image><generator>Substack</generator><lastBuildDate>Fri, 15 May 2026 03:41:37 GMT</lastBuildDate><atom:link href="https://www.ivanariza.com/feed" rel="self" type="application/rss+xml"/><copyright><![CDATA[Ivan Ariza ]]></copyright><language><![CDATA[es]]></language><webMaster><![CDATA[ivanariza@substack.com]]></webMaster><itunes:owner><itunes:email><![CDATA[ivanariza@substack.com]]></itunes:email><itunes:name><![CDATA[Ivan Ariza | PentestClaw.com]]></itunes:name></itunes:owner><itunes:author><![CDATA[Ivan Ariza | PentestClaw.com]]></itunes:author><googleplay:owner><![CDATA[ivanariza@substack.com]]></googleplay:owner><googleplay:email><![CDATA[ivanariza@substack.com]]></googleplay:email><googleplay:author><![CDATA[Ivan Ariza | PentestClaw.com]]></googleplay:author><itunes:block><![CDATA[Yes]]></itunes:block><item><title><![CDATA[The Claude-Native Hacking Firm ]]></title><description><![CDATA[From "Vibe Coding" to "Vibe Defense": Why we parked an autonomous F-16 in our garage.]]></description><link>https://www.ivanariza.com/p/the-vibe-hacking-firm-for-the-rest</link><guid isPermaLink="false">https://www.ivanariza.com/p/the-vibe-hacking-firm-for-the-rest</guid><dc:creator><![CDATA[Ivan Ariza | PentestClaw.com]]></dc:creator><pubDate>Mon, 02 Mar 2026 00:19:15 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!2-oN!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!2-oN!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!2-oN!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png 424w, https://substackcdn.com/image/fetch/$s_!2-oN!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png 848w, https://substackcdn.com/image/fetch/$s_!2-oN!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png 1272w, https://substackcdn.com/image/fetch/$s_!2-oN!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!2-oN!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png" width="1456" height="813" 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srcset="https://substackcdn.com/image/fetch/$s_!2-oN!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png 424w, https://substackcdn.com/image/fetch/$s_!2-oN!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png 848w, https://substackcdn.com/image/fetch/$s_!2-oN!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png 1272w, https://substackcdn.com/image/fetch/$s_!2-oN!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbf55149-970f-406e-99ab-31107db666c4_2752x1536.png 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><h3><em><strong>How we ended up creating an AI Hacking Firm in 2026</strong></em></h3><p>Cathie Wood recently pointed out the brutal math of modern warfare in the Middle East: defending against a $20,000 autonomous drone often requires firing a million-dollar interceptor missile.</p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://www.ivanariza.com/subscribe?&quot;,&quot;text&quot;:&quot;Suscribirse&quot;,&quot;language&quot;:&quot;es&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">&#161;Gracias por leer! Suscr&#237;bete gratis para recibir nuevos posts y apoyar mi trabajo.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Escribe tu correo electr&#243;nico..." tabindex="-1"><input type="submit" class="button primary" value="Suscribirse"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><p>The economics of defense are fundamentally broken. This isn&#8217;t just a technology problem; it&#8217;s a game theory problem. The attacker plays a game where they only need to win once. The defender plays a game where they must win every single time. The attacker has the ultimate asymmetrical advantage. They don&#8217;t need a standing army; they just need a swarm.</p><p>A few months ago, while building our health-tech startup in stealth mode, I realized this exact same terrifying asymmetry had just arrived in cybersecurity.</p><p>If you are a CTO or a technical founder today, you are defending your perimeter with million-dollar missiles. You are paying $50,000 for manual red team engagements or buying six-figure enterprise SaaS scanners that dump 200-page PDFs of false positives on your desk. You are relying on static, manual, heavy, and expensive defense mechanisms.</p><p>Meanwhile, the attackers have figured out the drone swarm.</p><p>On February 26, 2026, the reality of this asymmetry was fully exposed. According to Israeli cybersecurity firm Gambit Security&#8212;which emerged from stealth with $61 million in funding&#8212;a single threat actor working from a laptop abused Claude Code to orchestrate a massive attack on Mexico&#8217;s federal infrastructure [link to SecurityWeek report]. They extracted 150 gigabytes of data containing 195 million taxpayer records across multiple Mexican government agencies including the SAT, INEGI, and state databases.</p><p>While some government agencies stated they found no evidence of a breach and denied the impact, Gambit&#8217;s technical investigation documented a different reality. The attacker didn&#8217;t use state-sponsored zero-days. They used an orchestration of AI models to parse schemas, write custom exploit scripts, and adapt to patches in real-time.</p><p>The state used million-dollar defenses. A &#8220;nobody&#8221; with a laptop and an AI infiltrated them.</p><h3>The Era of &#8220;Vibe Hacking&#8221;</h3><p>In the software world, we are living through the &#8220;Vibe Coding&#8221; revolution. AI allows lean teams to ship complex code at lightspeed. But if we can build that fast, attackers can find our flaws just as fast.</p><p>This is the dawn of <strong>Vibe Hacking</strong>. Let&#8217;s be clear about what this is and what it isn&#8217;t. It is <em>not</em> just running an automated vulnerability scanner or asking a chatbot to write a phishing script. Vibe Hacking is the deployment of autonomous AI agents that mimic human intuition, dynamically generate custom payloads, and pivot through infrastructure without human supervision. They don&#8217;t just follow a checklist; they reason, they adapt to failures, and they improvise when blocked. In November 2025, Anthropic reported the first AI-orchestrated cyber espionage campaign. Today, it&#8217;s the new normal.</p><p>When patient data is on the line, you can&#8217;t defend against a dynamic AI swarm with a quarterly compliance checklist. We looked at our own infrastructure and realized we were sitting ducks. Even worse, because we were pushing code faster than ever, our attack surface was changing constantly. The speed of &#8220;vibe coding&#8221; demands a completely new speed of &#8220;vibe defense.&#8221;</p><p>I went looking for a solution to secure both our legacy and modern infrastructure. I looked at boutique security agencies and enterprise SaaS platforms. I want to be clear and humble here: I am not discrediting these companies. They have sophisticated products and brilliant analysts who have been doing this for decades.</p><p>But they weren&#8217;t built for the speed and budget of a lean team practicing &#8220;Vibe Coding.&#8221; I didn&#8217;t have $50,000 and a month to wait for a static report, and the enterprise tools were out of our reach.</p><p>I took my team aside and said:</p><blockquote><p><em>&#8220;We can&#8217;t keep buying expensive missiles. We need to build our own drone swarm.&#8221;</em></p></blockquote><h3>The Perfect Storm</h3><p>The timing was perfectly aligned. In January and February 2026, all the pieces fell into place. We discovered OpenClaw&#8212;an open-source agent orchestration framework&#8212;right as Anthropic dropped their new Claude 4.6 models.</p><p>We realized we could merge these two worlds.</p><p>We aren&#8217;t a 100-person cybersecurity conglomerate. We are a lean team of hard-tech operators. We spent weeks doing the heavy lifting: securing the environment, equipping the agents with Kali Linux toolchains, obsessively calibrating the prompts, and&#8212;most importantly&#8212;curating and integrating external intelligence tools.</p><h3>The Real Secret Sauce: Connecting the Dots</h3><p>Having a smart agent isn&#8217;t enough. Nation-state attackers and elite hacking syndicates don&#8217;t just scan ports; they use deep Threat Intelligence. They monitor the dark web, scrape underground channels, and buy access to zero-day marketplaces.</p><p>We integrated our system with legitimate, enterprise-grade threat intelligence partnerships&#8212;similar to the services elite security firms use to monitor the public threat landscape. Suddenly, our Claude-native system wasn&#8217;t just a smart scanner; it was a highly capable machine that understood the threat landscape the way elite security teams do.</p><h3>The &#8220;Aha&#8221; Moment</h3><p>When we finally deployed our fully calibrated machine with proper authorization parameters and pointed it at our own legacy infrastructure, the result was chilling.</p><p>It didn&#8217;t just run a generic scan. The intelligence agent cross-referenced our footprint against the deep web feeds. The reconnaissance agent found an exposed port. The exploitation agent dynamically selected the exact payload for that specific version and verified root access without crashing the system. Then, the reporting agent analyzed the breach, eliminated its own false positives, and handed our developers the exact code snippet needed to patch the hole.</p><p>It&#8217;s important to be honest here: our swarm is not a replacement for a veteran security researcher doing a deeply sophisticated, weeks-long manual audit. We are the new kids on the block using drones. But our drones worked. It found our real holes in hours, ignored the noise, and told us how to fix them for a fraction of the cost.</p><p>I looked at the terminal output and realized what we had just done. We hadn&#8217;t just built a tool. We had parked an autonomous F-16 in our garage.</p><h3>The Playbook</h3><p>I am writing this because the barrier to entry for military-grade offensive cybersecurity has collapsed. The lone wolves already have their drone swarms.</p><p>We built PentestClaw out of pure survival instinct to protect our own house. We are completely open about what this is: a Claude-native defensive security platform running ethically four autonomous agents (SPECTER, RADAR, VENOM, SENTINEL) fueled by premium intelligence partnerships.</p><p>The playbook is out there. Yes, it is technically possible to build it yourself. You can download OpenClaw and get a Claude API key. But &#8220;possible&#8221; and &#8220;practical&#8221; are very different. The premium intelligence feeds alone will cost you $50,000 to $100,000+ annually. The prompt calibration requires weeks of obsessive tuning by someone who deeply understands both frontier AI and offensive security. Your total investment is likely north of $200,000.</p><p>We aren&#8217;t highlighting this to brag, and we certainly aren't claiming to be better than the cybersecurity giants who paved the way. We are highlighting it because the alternative for startups like us&#8212;trying to fight autonomous swarms with expensive, analog methods we can't afford&#8212;is no longer viable. We had to build our own defense.</p><div><hr></div><h3>The Demonetization Event</h3><p>But here's the uncomfortable economic truth nobody wants to admit: this isn't just a technology shift. It's a demonetization event.<br><br>When Anthropic announced Claude Code Security in February 2026, the stocks of CrowdStrike, Cloudflare, Okta, Zscaler, and Tenable plunged 10-15% in a single day. Billions in market value evaporated because the market realized a harsh truth: a $50k manual red team engagement now has to compete in a world where an attacker can generate real firepower with a $40 Claude API call.<br><br>This pattern is already happening everywhere. Deezer just demonetized 85% of AI-generated music streams because AI made music production so cheap that the economics of the business model collapsed. Professional services firms are watching 30-50% of their audit and advisory work get automated away. And now, cybersecurity&#8212;an industry built on expensive manual labor&#8212;is experiencing the same shock.<br><br>The barrier to entry didn't just collapse. The entire pricing model collapsed with it.</p><blockquote><div><hr></div><p><strong>Legal &amp; Compliance:</strong> We operate strictly within authorized, legal boundaries. Every test is conducted on infrastructure we own or have explicit written permission to test. The uncomfortable truth is not that we operate in a gray zone&#8212;we operate in clear legal boundaries. What IS gray is the speed asymmetry: AI-driven offense has outpaced AI-driven defense. This is weaponized mathematics.</p><p><em>PentestClaw uses Claude Code for defensive security purposes. Our use complies with Anthropic&#8217;s Usage Policy. We require explicit written authorization for all tests. Clients are responsible for legal compliance. We comply with LFTR, LFPDPPP, LGPD, CFAA, and CCPA.</em></p><div><hr></div></blockquote><h3>The Future of Vibe Defense</h3><p>But we already built it. We use it to protect our own startup every day. The crazy part? Even after patching everything it flags, our machine still finds new ways to exploit us as we ship new code. In fact, when we pointed it at our own infrastructure swearing we were bulletproof, our own swarm breached us 3 separate times. The total API token cost for those attacks? Less than $40.</p><p>It is scary. Our security standard changed from testing every three months to running a sanity check every single week. Our engineering culture changed completely. We discovered how fascinating this technology is, and how terrifying it can be at the same time.</p><p>By 2028, traditional manual penetration testing will be obsolete. By 2030, the primary attack vector won&#8217;t just be a vulnerability in your code&#8212;it will be a vulnerability in your organizational behavior, exploited by autonomous agents. By 2032, the only companies that survive will be those that operate under the assumption that their infrastructure is already compromised.</p><p>In five years, I want a world where every CTO knows exactly what an autonomous AI agent sees when it looks at their infrastructure. I want a world where &#8220;Vibe Defense&#8221; is as common as &#8220;DevOps,&#8221; and where that terrifying asymmetry is finally balanced. That&#8217;s what we&#8217;re building toward.</p><p>Recently, we started quietly letting a few other founders and CTOs run the magic on their infrastructure to see what it finds.</p><p>The barrier to entry for offensive cybersecurity has permanently collapsed. The hackers already have their autonomous agents. It&#8217;s time the rest of us had them too.</p><p><strong>Vibe Defense has officially been born.</strong></p><p>If you are a CTO, you need to be ready for what you&#8217;ll find.</p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://www.ivanariza.com/subscribe?&quot;,&quot;text&quot;:&quot;Suscribirse&quot;,&quot;language&quot;:&quot;es&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">&#161;Gracias por leer! Suscr&#237;bete gratis para recibir nuevos posts y apoyar mi trabajo.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Escribe tu correo electr&#243;nico..." tabindex="-1"><input type="submit" class="button primary" value="Suscribirse"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div>]]></content:encoded></item><item><title><![CDATA[#3 - Rules, No Rules: Forjando nuestra cultura ]]></title><description><![CDATA[Hablando de cultura, de Apple Health y de la Berberina.]]></description><link>https://www.ivanariza.com/p/rules-no-rules-forjando-nuestra-cultura</link><guid isPermaLink="false">https://www.ivanariza.com/p/rules-no-rules-forjando-nuestra-cultura</guid><dc:creator><![CDATA[Ivan Ariza | PentestClaw.com]]></dc:creator><pubDate>Mon, 19 Jan 2026 20:08:40 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!cSGl!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!cSGl!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!cSGl!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg 424w, https://substackcdn.com/image/fetch/$s_!cSGl!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg 848w, https://substackcdn.com/image/fetch/$s_!cSGl!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!cSGl!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!cSGl!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg" width="1456" height="813" 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srcset="https://substackcdn.com/image/fetch/$s_!cSGl!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg 424w, https://substackcdn.com/image/fetch/$s_!cSGl!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg 848w, https://substackcdn.com/image/fetch/$s_!cSGl!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!cSGl!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F728b9c6d-0944-4b0f-8d8c-017efd04e924_2752x1536.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Sean bienvenidos a la Edici&#243;n No. 03 de Se Eriza la Iguana.</p><p>Nuestra misi&#243;n aqu&#237; es documentar la construcci&#243;n de una healthtech desde cero en M&#233;xico. Y hemos<strong> </strong>decidido hacerlo a libro abierto, vamos a documentar cada rasp&#243;n, cada victoria y cada historia, compartiremos materiales internos, decks y experimentos durante el proceso. Aqu&#237; no hay ficci&#243;n o el instagram perfecto. Solo la verdad sobre el proceso, la salud y lo que se siente emprender desde adentro. Todo en menos de 3 minutos.</p><p><em><strong>Palabras:</strong> ~580 <strong>Tiempo de lectura:</strong> ~2 minutos y medio</em></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://www.ivanariza.com/subscribe?&quot;,&quot;text&quot;:&quot;Suscr&#237;bete ahora&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://www.ivanariza.com/subscribe?"><span>Suscr&#237;bete ahora</span></a></p><p></p><div><hr></div><h2><strong>Quick updates</strong></h2><ul><li><p><strong>Ya es oficial.</strong> Esta semana firmamos el acta constitutiva en la notar&#237;a. El sue&#241;o ya tiene nombre y apellido legal. Les iremos contando m&#225;s, pero por ahora, el primer paso est&#225; dado.</p></li><li><p><strong>Usuarios reales</strong>, feedback real. Empezamos a testear la app con un primer grupo de valientes. Las primeras impresiones son... intensas. Estamos viendo c&#243;mo la gente reacciona a lo que construimos en la oscuridad. El mercado est&#225; hablando.</p></li><li><p><strong>Primeras m&#233;tricas de Product-Market Fit.</strong> As&#237; se ven las primeras se&#241;ales de que algo estamos haciendo bien. El NPS (Net Promoter Score) nos dice que la experiencia es excelente, aunque el Sean Ellis Score nos aterriza y nos dice que todav&#237;a hay camino por recorrer para que el producto sea un &#8220;must-have&#8221;.</p></li></ul><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!qEH2!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa5b01462-61b8-4344-b300-37b70800a347_1264x1618.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!qEH2!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa5b01462-61b8-4344-b300-37b70800a347_1264x1618.png 424w, https://substackcdn.com/image/fetch/$s_!qEH2!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa5b01462-61b8-4344-b300-37b70800a347_1264x1618.png 848w, https://substackcdn.com/image/fetch/$s_!qEH2!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa5b01462-61b8-4344-b300-37b70800a347_1264x1618.png 1272w, https://substackcdn.com/image/fetch/$s_!qEH2!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa5b01462-61b8-4344-b300-37b70800a347_1264x1618.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!qEH2!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa5b01462-61b8-4344-b300-37b70800a347_1264x1618.png" width="420" height="537.626582278481" 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srcset="https://substackcdn.com/image/fetch/$s_!qEH2!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa5b01462-61b8-4344-b300-37b70800a347_1264x1618.png 424w, https://substackcdn.com/image/fetch/$s_!qEH2!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa5b01462-61b8-4344-b300-37b70800a347_1264x1618.png 848w, https://substackcdn.com/image/fetch/$s_!qEH2!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa5b01462-61b8-4344-b300-37b70800a347_1264x1618.png 1272w, https://substackcdn.com/image/fetch/$s_!qEH2!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa5b01462-61b8-4344-b300-37b70800a347_1264x1618.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><div><hr></div><h3>Rules, No Rules: C&#243;mo Nace Nuestra Cultura</h3><p>Esta semana no programamos. Hablamos. &#191;Qui&#233;nes somos? &#191;En qu&#233; creemos? &#191;Qu&#233; es innegociable? As&#237; naci&#243; el esqueleto de nuestra cultura, que llamamos &#8220;CHEPE&#8221;. No es un nombre, es un acr&#243;nimo de nuestros valores: </p><p><strong>C</strong>ommunity </p><p><strong>H</strong>umanity </p><p><strong>E</strong>ntrepreneurship</p><p><strong>P</strong>assion</p><p><strong>E</strong>xploration.</p><p>Chepe para nosotros es el arquetipo del que resuelve, del que no se rinde, del que tiene el &#8220;colmillo&#8221; para sacar las cosas adelante. Es la esencia de lo que queremos ser. Community porque esto no se trata de nosotros, se trata de construir una tribu. Humanity (la H que nos faltaba) es el recordatorio de que detr&#225;s de la data y la tecnolog&#237;a, estamos tratando con la salud y la vida de personas. Es nuestro ancla a la tierra.</p><p>Entrepreneurship, Passion, Exploration. Son el motor. El esp&#237;ritu emprendedor para tomar riesgos, la pasi&#243;n para sobrevivir los valles de la muerte, y la exploraci&#243;n para nunca dejar de ser curiosos. No es un p&#243;ster en la pared, es la br&#250;jula que usaremos para contratar, para decidir y para construir. Es nuestro propio sistema operativo, forjado a martillazos en conversaciones de&#28145;&#22812;.</p><div><hr></div><h3>En el radar esta semana</h3><p><strong>1.Fuertes rumores de integraci&#243;n OpenAI y Apple</strong>. El mercado est&#225; que arde con la posibilidad de que la tecnolog&#237;a de OpenAI se integre nativamente en iOS. Esto podr&#237;a cambiar las reglas del juego para la IA en el bolsillo de millones. <a href="https://www.macrumors.com/2026/01/07/openai-chatgpt-health-apple-health-integration/">Aqu&#237; una de las notas que lo cubre</a>.</p><p><strong>2.a16z sobre el futuro de la salud.</strong> El legendario fondo de inversi&#243;n Andreessen Horowitz (a16z) public&#243; una nota sobre c&#243;mo la IA est&#225; transformando la biolog&#237;a en una disciplina de ingenier&#237;a. Es una lectura obligada para entender hacia d&#243;nde va el futuro de la salud y por qu&#233; estamos tan obsesionados con este espacio. <a href="https://substack.com/@a16z/note/c-200175843?r=74ir9o&amp;utm_source=notes-share-action&amp;utm_medium=web">Puedes leer la nota aqu&#237;</a>.</p><div><hr></div><h3>Update del Experimento: Berberina vs. Glucosa</h3><p>La semana pasada les cont&#233; del experimento con Berberina. Esta semana segu&#237; tomando datos, pero me di cuenta de algo que cambi&#243; todo: me faltaba el verdadero control. Ambos d&#237;as que med&#237; fueron CON Berberina, as&#237; que no tengo la l&#237;nea base real.</p><p>Pero aqu&#237; viene lo interesante. Miren estos datos:</p><p>D&#237;a 1 (Con Berberina)</p><p>&#8226;T0 (antes de comer): 93 mg/dL</p><p>&#8226;T+60 min: 119 mg/dL (Pico de +26 pts)</p><p>&#8226;T+120 min: 111 mg/dL (Descendi&#243;)</p><p>D&#237;a 2 (Con Berberina + Vinagre de manzana)</p><p>&#8226;T0 (antes de comer): 86 mg/dL</p><p>&#8226;T+60 min: 109 mg/dL (Pico de +23 pts)</p><p>&#8226;T+120 min: 120 mg/dL (Subi&#243; de nuevo)</p><p>&#191;Qu&#233; pas&#243; en el D&#237;a 2? El pico tard&#237;o no tiene sentido si el protocolo est&#225; funcionando. Pero ese d&#237;a estaba metido en algo que me ten&#237;a ocupado, emocionado y estresado al mismo tiempo. Y ah&#237; est&#225; la lecci&#243;n brutal: el estr&#233;s emocional puede elevar la glucosa independientemente de lo que comas o tomes. No es normal que suba a las 2 horas cuando deber&#237;a estar descendiendo.</p><p>Pr&#243;ximo paso: Probar SIN protocolo (sin Berberina, sin vinagre) para tener el verdadero control. Luego tomar&#233; todos los datos en conjunto y veremos qu&#233; est&#225; realmente pasando. La n=1 es un desmadre, pero es mi desmadre. Y cada dato cuenta una historia.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Jms4!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Jms4!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png 424w, https://substackcdn.com/image/fetch/$s_!Jms4!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png 848w, https://substackcdn.com/image/fetch/$s_!Jms4!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png 1272w, https://substackcdn.com/image/fetch/$s_!Jms4!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Jms4!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png" width="506" height="674.5508241758242" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/bdddaffa-512b-4242-8f97-10291a2567b4.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1941,&quot;width&quot;:1456,&quot;resizeWidth&quot;:506,&quot;bytes&quot;:2091282,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:&quot;https://seerizalaiguana.substack.com/i/185091244?img=https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png&quot;,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Jms4!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png 424w, https://substackcdn.com/image/fetch/$s_!Jms4!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png 848w, https://substackcdn.com/image/fetch/$s_!Jms4!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png 1272w, https://substackcdn.com/image/fetch/$s_!Jms4!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbdddaffa-512b-4242-8f97-10291a2567b4.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>En la imagen, vinagre de manzana, se toma con un cucharada en un vaso de agua antes de la comida. + Berberina.</p><div><hr></div><p>Nos vemos el domingo que viene.</p><p>a romperla!!!</p><p>Ivan y Fabian</p><p>P.D. La pr&#243;xima semana lanzamos algo especial para los que <br>quieran ayudarnos a crecer la tribu. Stay tuned</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://www.ivanariza.com/p/rules-no-rules-forjando-nuestra-cultura/comments&quot;,&quot;text&quot;:&quot;Deja un comentario&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://www.ivanariza.com/p/rules-no-rules-forjando-nuestra-cultura/comments"><span>Deja un comentario</span></a></p><p></p>]]></content:encoded></item><item><title><![CDATA[ #2 - Por qué estamos en esto, por qué HealthTech?]]></title><description><![CDATA[Nuestra intenci&#243;n: documentar! Por qu&#233; vimos una oportunidad en Health en Latam y c&#243;mo va el experimento de la Berberina vs Metformina. Piel gruesa, coraz&#243;n abierto.]]></description><link>https://www.ivanariza.com/p/2-por-que-estamos-en-esto-por-que</link><guid isPermaLink="false">https://www.ivanariza.com/p/2-por-que-estamos-en-esto-por-que</guid><dc:creator><![CDATA[Ivan Ariza | PentestClaw.com]]></dc:creator><pubDate>Sun, 11 Jan 2026 21:00:56 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!Y-r9!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Y-r9!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Y-r9!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png 424w, https://substackcdn.com/image/fetch/$s_!Y-r9!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png 848w, https://substackcdn.com/image/fetch/$s_!Y-r9!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png 1272w, https://substackcdn.com/image/fetch/$s_!Y-r9!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Y-r9!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png" width="1456" height="813" 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srcset="https://substackcdn.com/image/fetch/$s_!Y-r9!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png 424w, https://substackcdn.com/image/fetch/$s_!Y-r9!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png 848w, https://substackcdn.com/image/fetch/$s_!Y-r9!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png 1272w, https://substackcdn.com/image/fetch/$s_!Y-r9!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd53c7bdf-fe10-4db4-b0c4-a98ba3f087f3_2048x1143.png 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Sean bienvenidos a la Edici&#243;n No. 02 de Se Eriza la Iguana.</p><p>Nuestra misi&#243;n aqu&#237; es documentar la construcci&#243;n de una healthtech desde cero en M&#233;xico. Y hemos<strong> </strong>decidido hacerlo a libro abierto, vamos a documentar cada rasp&#243;n, cada victoria y cada historia, compartiremos nuestro avance y experimentos durante el proceso. Aqu&#237; no hay ficci&#243;n o el instagram perfecto. Solo la verdad sobre el proceso, la salud y lo que se siente emprender desde adentro. Todo en menos de 3 minutos.</p><p><em><strong>Palabras:</strong> ~930 <strong>Tiempo de lectura:</strong> ~3 minutos y medio</em></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://www.ivanariza.com/subscribe?&quot;,&quot;text&quot;:&quot;Suscr&#237;bete ahora&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://www.ivanariza.com/subscribe?"><span>Suscr&#237;bete ahora</span></a></p><div><hr></div><h2><strong>Quick updates</strong></h2><p>&#8226;<strong> Esta semana empezamos a salir de las sombras.</strong> Todav&#237;a no podemos contar, pero el mercado nos est&#225; hablando.<br>&#8226; <strong>Conversaciones con gente del ecosistema</strong>. Hay m&#225;s oportunidad de la que imagin&#225;bamos.<br>&#8226; <strong>El post de LinkedIn sobre "1.1M l&#237;neas de c&#243;digo" funcion&#243;</strong>. Parecia un post de juego pero el algoritmo despert&#243;.</p><div><hr></div><h2><strong>Por qu&#233; HealthTech? Por qu&#233; ahora?</strong></h2><p>La semana pasada les contamos que perdimos salud construyendo nuestra empresa anterior. Nuestros cuerpos vivieron 7 &#8220;a&#241;os perro&#8221; de estr&#233;s en uno solo.</p><p>Eso nos cambi&#243;.</p><p>Empezamos a obsesionarnos con entender nuestros propios cuerpos. Y mientras investig&#225;bamos, descubrimos algo que nos vol&#243; la cabeza:</p><p><strong>Mientras la tecnolog&#237;a transform&#243; retail, media y finanzas, healthcare sigue resisti&#233;ndose al cambio. Es el mercado m&#225;s grande que queda por conquistar.</strong></p><p>Yo llevo a&#241;os en startups. El hype siempre estuvo en fintech. La tesis era que toda empresa eventualmente se vuelve fintech. Y s&#237;, hubo mucho dinero ah&#237;.</p><p>Pero algo se pasaba por alto.</p><p>Fintech optimiza c&#243;mo movemos dinero. Healthcare optimiza c&#243;mo vivimos. El impacto real para la humanidad est&#225; en la segunda. Y Silicon Valley finalmente lo est&#225; entendiendo.</p><p><strong>Peter Diamandis</strong> lo llama &#8220;Abundancia M&#233;dica&#8221; &#8212; la idea de que la IA va a democratizar el acceso a diagn&#243;sticos y cuidado de nivel experto para todos. En 2015 escribi&#243;:</p><p>&#8220;Estamos en medio de una revoluci&#243;n m&#233;dica impulsada por tecnolog&#237;a exponencial: inteligencia artificial, sensores, rob&#243;tica, impresi&#243;n 3D, big data, gen&#243;mica y c&#233;lulas madre.&#8221;</p><p><strong>McKinsey</strong> cuantific&#243; la oportunidad en diciembre de 2024: <strong>$1 trill&#243;n de d&#243;lares</strong> en mejoras posibles solo en el sistema de salud de Estados Unidos. No es especulaci&#243;n &#8212; es el an&#225;lisis m&#225;s reciente.</p><p><strong>General Catalyst</strong>, uno de los fondos m&#225;s grandes del mundo, lanz&#243; &#8220;Health Assurance 2030&#8221; con $600M en 2021. En 2024 levantaron otros $750M solo para healthcare. Y en 2025 compraron un sistema de salud completo (Summa Health) por $485M.</p><p>Esto ya no es una tesis. Es una apuesta masiva.</p><p>Y luego miramos a LatAm.</p><p><strong>Silencio.</strong></p><p>Pero aqu&#237; est&#225; lo interesante: el <strong>World Economic Forum</strong> tiene una tesis que dice que los mercados emergentes pueden &#8220;saltar&#8221; etapas de desarrollo. No necesitamos seguir el mismo camino doloroso que Estados Unidos. Podemos ir directo a lo moderno.</p><p>La definici&#243;n exacta del WEF:</p><p>&#8220;Para que una innovaci&#243;n sea considerada un &#8216;salto&#8217;, debe acelerar el desarrollo del sistema de salud, reducir el tiempo a resultados, y ser adoptable sin la infraestructura previa.&#8221;</p><p>En LatAm, el reto no es disrumpir un sistema consolidado. Es construir sobre infraestructura fragmentada.</p><p>La &#8220;abundancia&#8221; que promete la IA es in&#250;til sin los rieles. En las monta&#241;as de Oaxaca, el problema no es el algoritmo &#8212; es que no hay camino.</p><p><strong>Eso significa que quien gane en LatAm no ser&#225; quien tenga la mejor IA. Ser&#225; quien construya la red primero.</strong></p><p>Esa es la oportunidad que vemos. Por eso estamos aqu&#237;.</p><p>Fuentes:</p><ol><li><p><em><strong>Peter Diamandis</strong> - &#8220;Disrupting Today&#8217;s Healthcare System&#8221; (2015)</em></p></li><li><p><em><strong>McKinsey</strong> - &#8220;How the healthcare industry can weather ongoing challenges&#8221; (Dec 2024)</em></p></li><li><p><em><strong>General Catalyst</strong> - Health Assurance 2030 (2022), Fund II (2024)</em></p></li><li><p><em><strong>World Economic Forum</strong> - &#8220;Health Systems Leapfrogging in Emerging Economies&#8221; (2014)</em></p></li></ol><div><hr></div><h2><strong> Update del Experimento: Berberina Semana 2</strong></h2><p>Semana 2: Sin efectos secundarios. Energ&#237;a estable. Menos antojos de az&#250;car (placebo?). Los n&#250;meros de sangre vienen en 2 semanas.</p><p>Lo que s&#237; not&#233;: menos antojos de az&#250;car despu&#233;s de comer. Puede ser placebo, puede ser real. Lo sabremos con los datos.</p><p>Por qu&#233; estoy probando esto:</p><p>Un estudio de 2008 compar&#243; berberina vs metformina en diab&#233;ticos. Resultado: eficacia similar en reducir glucosa y HbA1c. Un meta-an&#225;lisis de 2025 lo confirm&#243;.</p><p>Entonces, &#191;por qu&#233; tu m&#233;dico no te la recomienda?</p><p>Porque la berberina es un compuesto natural. No se puede patentar. Sin patente, nadie invierte en ensayos cl&#237;nicos grandes. Sin ensayos grandes, no entra en gu&#237;as cl&#237;nicas.</p><p>No es que no funcione. Es que el sistema no est&#225; dise&#241;ado para adoptarla.</p><p>Por eso lo documento aqu&#237;.</p><p>Fuentes: Yin et al. 2008 (Metabolism), Liu et al. 2025 (Frontiers in Pharmacology)</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!FQmt!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!FQmt!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png 424w, https://substackcdn.com/image/fetch/$s_!FQmt!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png 848w, https://substackcdn.com/image/fetch/$s_!FQmt!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png 1272w, https://substackcdn.com/image/fetch/$s_!FQmt!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!FQmt!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png" width="432" height="575.9010989010989" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/db2ff903-0c4e-47bf-99f5-06fb88aeb399.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1941,&quot;width&quot;:1456,&quot;resizeWidth&quot;:432,&quot;bytes&quot;:2951535,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:&quot;https://seerizalaiguana.substack.com/i/184165423?img=https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png&quot;,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!FQmt!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png 424w, https://substackcdn.com/image/fetch/$s_!FQmt!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png 848w, https://substackcdn.com/image/fetch/$s_!FQmt!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png 1272w, https://substackcdn.com/image/fetch/$s_!FQmt!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdb2ff903-0c4e-47bf-99f5-06fb88aeb399.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Empezaron las pruebas &#128526;</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!vO34!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4ebcf2e0-1e3b-4d2d-9b2f-9a87cc1005b3_1290x2015.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!vO34!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4ebcf2e0-1e3b-4d2d-9b2f-9a87cc1005b3_1290x2015.jpeg 424w, https://substackcdn.com/image/fetch/$s_!vO34!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4ebcf2e0-1e3b-4d2d-9b2f-9a87cc1005b3_1290x2015.jpeg 848w, https://substackcdn.com/image/fetch/$s_!vO34!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4ebcf2e0-1e3b-4d2d-9b2f-9a87cc1005b3_1290x2015.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!vO34!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4ebcf2e0-1e3b-4d2d-9b2f-9a87cc1005b3_1290x2015.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!vO34!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4ebcf2e0-1e3b-4d2d-9b2f-9a87cc1005b3_1290x2015.jpeg" width="448" height="699.7829457364342" 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srcset="https://substackcdn.com/image/fetch/$s_!vO34!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4ebcf2e0-1e3b-4d2d-9b2f-9a87cc1005b3_1290x2015.jpeg 424w, https://substackcdn.com/image/fetch/$s_!vO34!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4ebcf2e0-1e3b-4d2d-9b2f-9a87cc1005b3_1290x2015.jpeg 848w, https://substackcdn.com/image/fetch/$s_!vO34!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4ebcf2e0-1e3b-4d2d-9b2f-9a87cc1005b3_1290x2015.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!vO34!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4ebcf2e0-1e3b-4d2d-9b2f-9a87cc1005b3_1290x2015.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div><hr></div><h3><strong>En el radar esta semana</strong></h3><ol><li><p><strong><a href="https://youtu.be/C7LL7VwP8Nc">Dr. Benjamin Bikman: &#8220;La insulina controla todo&#8221;</a></strong> &#8212; 869K vistas en 3 d&#237;as. El experto #1 en insulina explica por qu&#233; las calor&#237;as no son lo que importa. Esto me esta cambiando la forma de pensar acerca de perder peso.</p></li><li><p><strong><a href="https://finance.yahoo.com/news/jeff-bezos-launched-secretive-ai-185827286.html">Project Prometheus: Bezos vuelve al juego</a></strong> &#8212; Jeff Bezos acaba de lanzar una startup de IA con $6.2 mil millones. El objetivo: aplicar IA a manufactura f&#237;sica (autos, aeroespacial, electr&#243;nica). Si Amazon cambi&#243; el retail, esto podr&#237;a cambiar c&#243;mo se fabrica todo.</p></li><li><p><strong><a href="https://openai.com/index/stargate-sb-energy-partnership/">OpenAI y SoftBank invierten $1B en energ&#237;a para IA</a></strong> &#8212; El cuello de botella de la IA no es el software, es la energ&#237;a. OpenAI y SoftBank apuestan $1B en SB Energy para construir data centers de 1.2 GW en Texas.</p></li></ol><div><hr></div><h3><strong>Nos vemos el domingo que viene</strong></h3><p><strong>&#191;Te gust&#243; la newsletter? Reenv&#237;asela a ese amigo emprendedor que necesita un abrazo o un empuj&#243;n, o m&#225;ndalo al link seerizalaiguana.com</strong></p><p><strong>a romperla!!!</strong></p><p><strong>Ivan y Fabian</strong></p><p><em><strong>(P.D. Responde con lo que sea que pensaste al leer esto. Leo y contesto todas las respuestas).</strong></em></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://www.ivanariza.com/p/2-por-que-estamos-en-esto-por-que/comments&quot;,&quot;text&quot;:&quot;Deja un comentario&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://www.ivanariza.com/p/2-por-que-estamos-en-esto-por-que/comments"><span>Deja un comentario</span></a></p><p></p>]]></content:encoded></item><item><title><![CDATA[#1 - Aqui creamos apps brutales, no newsletters! ]]></title><description><![CDATA[Nuestra intenci&#243;n documentar! Nuestro mision "Break things" and go Big. Primer experimento personal - Berberina vs Metformina y crecer una startup genial!]]></description><link>https://www.ivanariza.com/p/1-por-que-se-llama-asi-y-por-que</link><guid isPermaLink="false">https://www.ivanariza.com/p/1-por-que-se-llama-asi-y-por-que</guid><dc:creator><![CDATA[Ivan Ariza | PentestClaw.com]]></dc:creator><pubDate>Fri, 02 Jan 2026 05:38:28 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!rGf7!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!rGf7!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!rGf7!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png 424w, https://substackcdn.com/image/fetch/$s_!rGf7!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png 848w, https://substackcdn.com/image/fetch/$s_!rGf7!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png 1272w, https://substackcdn.com/image/fetch/$s_!rGf7!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!rGf7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png" width="1456" height="813" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:813,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:6707656,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:&quot;https://seerizalaiguana.substack.com/i/183211249?img=https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png&quot;,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!rGf7!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png 424w, https://substackcdn.com/image/fetch/$s_!rGf7!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png 848w, https://substackcdn.com/image/fetch/$s_!rGf7!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png 1272w, https://substackcdn.com/image/fetch/$s_!rGf7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6f6408c2-677d-4e79-8be9-e5f3074563f2_2752x1536.png 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p>Sean bienvenidos a la Edici&#243;n No. 01 de Se Eriza la Iguana.</p><p>Nuestra misi&#243;n aqu&#237; es documentar la construcci&#243;n de una healthtech desde cero en M&#233;xico. Y hemos<strong> </strong>decidido hacerlo a libro abierto, vamos a documentar cada rasp&#243;n, cada victoria y cada historia, compartiremos materiales internos, decks y experimentos durante el proceso. Aqu&#237; no hay ficci&#243;n o el instagram perfecto. Solo la verdad sobre el proceso, la salud y lo que se siente emprender desde adentro. Todo en menos de 3 minutos.</p><p><em><strong>Palabras:</strong> ~580 <strong>Tiempo de lectura:</strong> ~2 minutos y medio</em></p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://www.ivanariza.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div><hr></div><h2><strong>Quick updates</strong></h2><ul><li><p><strong>Naci&#243; seerizalaiguana.com.</strong> Ya es oficial. Es el rinc&#243;n donde compartimos el terror y la euforia al mismo tiempo.</p></li><li><p><strong>Oficialmente &#8220;Building in Public&#8221;.</strong> Hoy es el banderazo de salida. Llevamos meses haciendo pruebas en las sombras, pero ac&#225; estamos, listos para construir con las luces encendidas.</p></li><li><p><strong>Efecto Iguana.</strong> Estamos descubriendo qu&#233; tan gruesa tenemos realmente la piel.</p></li><li><p><strong>Mi hija de 9 aport&#243; sus 7 d&#243;lares.</strong> Logr&#243; conseguirlos vendiendo chocolates &#8220;para ayudar en el cap table :)&#8221;. &#161;Vaya que me movi&#243; bastante! No podemos fallar.</p></li></ul><div><hr></div><h2><strong>Por qu&#233; creamos esta newsletter</strong></h2><p>Sabemos que hay muchas newsletters por ah&#237;. Y est&#225; bien.</p><p>No estamos tratando de ser el medio m&#225;s grande ni los gur&#250;s del ecosistema. Esta newsletter naci&#243; con un prop&#243;sito simple: <strong>documentar el proceso.</strong></p><p>Cuando has estado en la portada y tambi&#233;n en la lona, tu perspectiva cambia.</p><p>Luego de vender una startup de food tech en 2018 y fundar una nueva compa&#241;&#237;a en 2020 que levant&#243; m&#225;s de 15M USD y se fue a la lona, aprendimos la lecci&#243;n m&#225;s cara de la vida: <strong>Cero no es cero. Cero es un lujo. Caer es quedar en &#8220;menos un mont&#243;n&#8221;.</strong></p><p>Mi socio cofundador y yo perdimos dinero. Perdimos reputaci&#243;n de &#8220;victoria&#8221;. Y lo m&#225;s grave: perdimos salud. Nuestros cuerpos vivieron 7 &#8220;a&#241;os perro&#8221; de estr&#233;s en uno solo.</p><p>Por eso ya no nos deslumbran los espejos. Queremos dejar registro, dejar legado para nuestros hijos, esposas, para el equipo y para la comunidad que entiende que emprender es un deporte de alto rendimiento.</p><p>Queremos crear una comunidad antes que una empresa. Queremos ayudar a Latam.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!dUwP!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!dUwP!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png 424w, https://substackcdn.com/image/fetch/$s_!dUwP!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png 848w, https://substackcdn.com/image/fetch/$s_!dUwP!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png 1272w, https://substackcdn.com/image/fetch/$s_!dUwP!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!dUwP!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png" width="370" height="332.28846153846155" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:false,&quot;imageSize&quot;:&quot;normal&quot;,&quot;height&quot;:1868,&quot;width&quot;:2080,&quot;resizeWidth&quot;:370,&quot;bytes&quot;:6183716,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:&quot;https://seerizalaiguana.substack.com/i/183211249?img=https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0f05594d-b4b6-48fc-80c6-e043d663cb68_2080x2048.png&quot;,&quot;isProcessing&quot;:false,&quot;align&quot;:&quot;center&quot;,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!dUwP!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png 424w, https://substackcdn.com/image/fetch/$s_!dUwP!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png 848w, https://substackcdn.com/image/fetch/$s_!dUwP!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png 1272w, https://substackcdn.com/image/fetch/$s_!dUwP!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F07df247e-52d2-4175-963b-cc4b433f5d1a_2080x1868.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div><hr></div><h2><strong>Qu&#233; significa el nombre</strong></h2><p>Es matem&#225;tica simple: Para emprender en LatAm y sobrevivir al proceso necesitas armarte con una piel bien gruesa, y nunca pero nunca fallecer en el intento.</p><p>No es volverse c&#237;nico. Es armarte y camuflarte del miedo. <strong>&#161;Es seguir vivo!</strong></p><p>Es el homenaje a la resiliencia, a nuestras familias y al equipo. nuestro alebrije es el coraz&#243;n de Mexico! </p><div><hr></div><h2><strong>Experimento personal</strong></h2><p>Ariza empez&#243; a testear diferentes maneras para revertir la resistencia a la insulina. Est&#225; probando: berberina, protocolos de ayuno, cambios en alimentaci&#243;n. En las siguientes ediciones les contaremos con datos &#8212;y an&#225;lisis de sangre&#8212; resultados vamos viendo y un link de Notion con el experimento.</p><p>No somos m&#233;dicos. Solo mortales documentando el proceso.</p><div><hr></div><h2><strong>El formato (por ahora)</strong></h2><ul><li><p><strong>Status Report:</strong> Actualizaciones sobre lo que estamos construyendo (lo bueno, lo malo y lo feo).</p></li><li><p><strong>Laboratorio Propio:</strong> Lecciones que aprendemos y aplicamos todo el tiempo.</p></li><li><p><strong>En el radar:</strong> Cosas que encontramos interesantes sobre emprendimiento, longevidad o mentalidad que nos vuelan la cabeza.</p><p></p></li></ul><div><hr></div><h3><strong>En el radar esta semana</strong></h3><ul><li><p><strong><a href="https://peterattiamd.com/podcast/">Este episodio de Peter Attia</a> &#8212; </strong>Si vas a escuchar un solo podcast sobre longevidad, que sea este.</p></li><li><p><strong><a href="https://www.google.com/search?q=https://health.clevelandclinic.org/berberine-for-insulin-resistance">Berberina vs Metformina</a> &#8212; </strong>Estoy probando berberina. Este art&#237;culo de Cleveland Clinic explica qu&#233; dice la ciencia.</p></li><li><p><strong><a href="https://youtu.be/ZE_H7rijrVk?si=JgbpErpS_9aQ-8QD">Uno de los mejores expertos en resistencia a la insulina! </a> &#8212; </strong> Mira este video hasta el final, Olvida los influencers. Este men es el que <em>realmente</em> me dej&#243; claro el problema ra&#237;z.</p></li></ul><h3><strong>Nos vemos el domingo que viene</strong></h3><p><strong>&#191;Te gust&#243; la newsletter? Reenv&#237;asela a ese amigo emprendedor que necesita un abrazo o un empuj&#243;n, o m&#225;ndalo al link seerizalaiguana.com</strong></p><p><strong>Feliz a&#241;o nuevo!!!</strong></p><p><strong>Ivan </strong></p><p><strong> </strong><em><strong>(P.D. Responde con lo que sea que pensaste al leer esto. Leo y contesto todas las respuestas).</strong></em></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://www.ivanariza.com/p/1-por-que-se-llama-asi-y-por-que/comments&quot;,&quot;text&quot;:&quot;Leave a comment&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://www.ivanariza.com/p/1-por-que-se-llama-asi-y-por-que/comments"><span>Leave a comment</span></a></p><p></p><p></p><h3></h3>]]></content:encoded></item><item><title><![CDATA[Coming soon]]></title><description><![CDATA[This is Ivan Ariza | Health-Tech &#38; Vibe Defense.]]></description><link>https://www.ivanariza.com/p/coming-soon</link><guid isPermaLink="false">https://www.ivanariza.com/p/coming-soon</guid><dc:creator><![CDATA[Ivan Ariza | PentestClaw.com]]></dc:creator><pubDate>Fri, 02 Jan 2026 05:03:39 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!6kuW!,w_256,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba04e24d-6af8-472a-8f0a-28f9a9a0f230_1280x1280.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>This is Ivan Ariza | Health-Tech &#38; Vibe Defense.</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://www.ivanariza.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe now&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://www.ivanariza.com/subscribe?"><span>Subscribe now</span></a></p>]]></content:encoded></item></channel></rss>