Peptides Won’t Save You: The Hard Truth About Age-less Medicine

Peptides Won’t Save You: The Hard Truth About Age-less Medicine

In this episode of The Science of Age-less Living, Dr. Ethan cuts through the noise around “anti-aging” and peptide culture to lay out what longevity medicine actually is: evidence-based risk management, not influencer-driven optimization. You’ll hear why the biggest threats to lifespan and healthspan are still cardiovascular disease, metabolic dysfunction, neurodegeneration, and cancer—and why no peptide stack can compensate for ignored biomarkers, unchecked ApoB, poor glucose control, or low fitness.

Dr. Ethan breaks longevity into a practical hierarchy: Tier 1 fundamentals (sleep, VO2 max, ApoB control, insulin sensitivity), Tier 2 amplifiers (mitochondrial function, inflammation control, physiologic hormone optimization), and only then Tier 3—targeted peptides used selectively, with clear indications and lab monitoring. He highlights where specific peptides may have legitimate utility in narrow clinical contexts, and calls out the most common “longevity clinic” hype—from exosomes and stem-cell claims to reckless GLP-1 use in already-lean patients.

The takeaway is simple: peptides can be useful tools, but they’re not the foundation. Real longevity comes from mastering the boring, proven levers—and using advanced interventions only when the data says you actually need them.

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Avsnitt(46)

Age-less by Design: The Centenarian Genes That Rewrite How We Grow Old

Age-less by Design: The Centenarian Genes That Rewrite How We Grow Old

What separates someone managing a pharmacy's worth of medications at seventy-five from someone who's just getting started on the road to a hundred and two? In this episode, we crack open the biologica...

8 Aug 21min

The Age-less Night: How Your Pineal Gland Rewrites Your Genes While You Sleep

The Age-less Night: How Your Pineal Gland Rewrites Your Genes While You Sleep

Most people treat sleep as simple recovery, but this episode reframes it as the nightly window in which a gland smaller than a pea helps decide how fast you age. That gland is the pineal gland, buried...

3 Aug 20min

The Age-Less Off-Ramp: What Happens When You Stop GLP-1s

The Age-Less Off-Ramp: What Happens When You Stop GLP-1s

The GLP-1 receptor agonists are the most effective weight loss agents ever brought to market, and their efficacy is entirely contingent on continued administration. Three randomized withdrawal studies...

26 Juli 30min

Age-less or Overhyped? The Sixty-Year Cerebrolysin Puzzle |  The Age-Less Top 20 Peptides

Age-less or Overhyped? The Sixty-Year Cerebrolysin Puzzle | The Age-Less Top 20 Peptides

Episode summaryCerebrolysin is a peptide preparation with a strange résumé: developed in Austria more than sixty years ago, approved in nearly fifty countries for stroke, traumatic brain injury, and d...

17 Juli 25min

Age-less by Design: Inside the Cell's Peptide Factory

Age-less by Design: Inside the Cell's Peptide Factory

Episode summaryRight now, inside every cell in your body, trillions of microscopic factories are assembling molecules called peptides — the short chains of amino acids your body uses to talk to itself...

14 Juli 22min

Age-Less LL-37: The Antibiotic in Your Blood | The Age-Less Top 20 Peptides

Age-Less LL-37: The Antibiotic in Your Blood | The Age-Less Top 20 Peptides

LL-37 is the odd one out in the Age-Less peptide series. Where Humanin and MOTS-c were mitochondrial longevity signals, LL-37 is the human cathelicidin — your body's own broad-spectrum antibiotic, a s...

13 Juli 32min

Age-Less Protection: The Real Science of Humanin | The Age-Less Top 20 Peptides

Age-Less Protection: The Real Science of Humanin | The Age-Less Top 20 Peptides

In this episode of The Science of Age-less Living, Dr. Ethan Hausman-Marquis unpacks Humanin — a molecule with one of the most remarkable origin stories in longevity science. Discovered in 2001 in the...

7 Juli 23min

Age-Less Energy: The Real Science of SS-31 | Age-Less Top 20 Peptides

Age-Less Energy: The Real Science of SS-31 | Age-Less Top 20 Peptides

SS-31 — also known as elamipretide — occupies a category no other compound in this series can claim: it is the first mitochondria-targeted therapy ever to receive FDA approval. In this episode, Dr. Et...

30 Juni 22min

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