Dr. Will Haas on Cellular Health: Toxins, Testing, Foundational Supplements, and Peptides for Healthspan
About this episode
Dr. Will Haas discusses cellular health, the impact of toxins, and the importance of foundational supplements for healthspan.
Dr. Will Haas on Cellular Health: Toxins, Testing, Foundational Supplements, and Peptides for Healthspan Jason interviews Dr. Will Haas about why he chose integrative/functional medicine after realizing medical school focused on “sick care” rather than health optimization, a passion rooted in his youth and athletic background and influenced by mentor Andrew Weil’s view that it’s simply “good medicine.” Haas explains his clinical approach starts with lifestyle foundations (sleep, nutrition, stress, social connection) plus targeted diagnostics, listening for cellular dysfunction patterns like mitochondrial energy deficits that can present as brain fog or fatigue. He emphasizes toxins (including mold/mycotoxins), gut-driven inflammation/dysbiosis, and immune dysregulation as key disruptors, advocating “test, don’t guess” before interventions. They discuss practical basics like hydration, personalized nutrition, common supplementation deficiencies he sees (magnesium, vitamin D, B12/folate, vitamin C, omega-3s), and a cautious, mechanism-based view of peptides, highlighting GLP-1s’ early impact and epitalon’s potential role in optimization and circadian rhythm support. Haas shares his…
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