307. Dr. Sandra Kaufmann on Exosomes, Iron Toxicity, Mast Cells, Sirtuins, Bloodwork Misnomers, and the Longevity Supplements Nobody Talks About

<p>Dr. Sandra Kaufmann is back for round two. She&#39;s the creator of the Kaufmann Protocol, author of three books on the science of aging, and a longevity physician. </p><p>In addition to her clinics in Miami and Las Vegas, she also runs Club Exosome, a quarterly gathering of longevity fanatics she calls a modern French salon.</p><p>This is a conversation for anyone who wants to understand not just what to take, but also why and how to think about longevity at a level that actually moves the needle.</p><p><strong>— Episode Chapter Big Ideas (timing may not be exact) —</strong></p><p>0:00 — Intro</p><p>2:49 — Club Exosome: what it is and why she calls it a French salon</p><p>3:29 — What she still believes from round one and what she&#39;s added </p><p>4:30 — Heterochromatin distribution: her new DNA obsession </p><p>5:30 — Why circadian rhythms are strictly biochemical </p><p>6:32 — Mast cells: why they increase with age and why that matters</p><p>7:48 — Iron toxicity: the silent accumulator nobody talks about</p><p>9:05 — Clean bloodwork but still at risk: how iron hides in your tissues</p><p>10:06 — The plague theory: why your ancestors&#39; iron storage may be killing you slowly</p><p>12:09 — How to actually test for tissue iron accumulation</p><p>12:57 — Why giving iron to older patients with low blood iron is often the wrong call</p><p>13:39 — Aspirin as an iron chelator: the colon cancer connection</p><p>15:06 — High intensity exercise and iron recycling</p><p>16:25 — Natural chelators: wheatgrass, quercetin, astaxanthin, aspirin</p><p>17:31 — Blood donation as a longevity tool, especially for men on testosterone</p><p>18:28 — Hematocrit and stroke risk</p><p>19:09 — Exosomes: what they are and how they work at the cellular level </p><p>20:57 — Where exosomes come from and why source matters </p><p>22:52 — When to start using exosomes and how they compare to PRP </p><p>25:26 — Exosomes vs. stem cells: the key differences and why she prefers exosomes </p><p>27:43 — Exosomes as an amplifier </p><p>28:52 — Mast cells beyond allergies: the aneurysm and heart attack connection </p><p>30:26 — What mast cell degranulation is actually doing to your collagen </p><p>31:29 — Being allergic to stress: the cortisol-mast cell receptor connection</p><p>32:01 — Natural mast cell stabilizers </p><p>38:48 — Estrogen for men: why trying to eliminate it is a bad idea</p><p>40:14 — The estrogen algorithm she&#39;s building and what it will cover</p><p>43:37 — Glycation vs. glycan age: what&#39;s the actual difference</p><p>44:36 — HbA1c and skin autofluorescence as glycation markers</p><p>45:43 — Epigenetic clocks: interesting data, limited decision-making value</p><p>47:26 — Her actual assessment framework: what labs she starts with </p><p>48:01 — Grail liquid biopsy vs. full body MRI: why she wants both</p><p>51:31 — Tests she wishes existed: sirtuin levels and intracellular NAD</p><p>51:56 — Sirtuin hierarchy: which ones matter most and what activates them</p><p>56:06 — Her current pharmaceutical stack and why</p><p>1:03:37 — The question she&#39;s trying to answer next</p><p><strong>— Connect With Dr. Sandra Kaufmann —</strong></p><p>Website: <a href="https://kaufmannlongevity.com">https://kaufmannlongevity.com</a> </p><p>Instagram: <a href="https://www.instagram.com/kaufmannlongevity">https://www.instagram.com/kaufmannlongevity</a> </p><p>Book1: The Kaufmann Protocol: Why We Age and How to Stop It — <a href="https://www.amazon.com/Kaufmann-Protocol-Why-Age-Stop/dp/0692089047/">https://www.amazon.com/Kaufmann-Protocol-Why-Age-Stop/dp/0692089047/</a></p><p>Book 2: The Kaufmann Protocol: Aging Solutions — <a href="https://www.amazon.com/dp/B0B5MVFBVQ">https://www.amazon.com/dp/B0B5MVFBVQ</a></p><p>Book: Kaufmann Longevity Treatise Series, Volume 1: Mastering the Mast Cell — <a href="https://www.amazon.com/Kaufmann-Longevity-Treatise-Mastering-Mast-ebook/dp/B0GSX7BXL1">https://www.amazon.com/Kaufmann-Longevity-Treatise-Mastering-Mast-ebook