/
© 2026 RiffOn. All rights reserved.

Get your free personalized podcast brief

We scan new podcasts and send you the top 5 insights daily.

  1. Modern Wisdom
  2. Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148
Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom · Sep 10, 2026

Biohacking experts debate GLP-1s and sarcopenia, the testosterone stigma, MUSE stem cells, and experimental hacks from plasmapheresis to light therapy.

GLP-1 Insurance Models Force High Doses Based on Obese Patient Trials

Insurance coverage for GLP-1s is based on clinical trials conducted on morbidly obese patients, which used high dosages. This forces even patients who only need a small 'microdose' for effect to take these larger, approved dosages to get coverage, leading to unnecessary side effects and costs.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

GLP-1 Drugs Suppress Hedonic Desire, Affecting More Than Just Appetite

GLP-1 agonists impact dopamine and brain reward pathways, reducing hedonic desires beyond food. This can lead to decreased sex drive (especially in women), less enjoyment from activities, and even reduced consumer spending, creating a state of general anhedonia or "zombie mode."

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

IGF-1 Peptides Offer Growth Hormone Benefits Without Suppressing Natural Production

Using the peptide Insulin-like Growth Factor (IGF) directly provides the therapeutic benefits people seek from growth hormone (HGH). This approach has a better safety profile because it bypasses the HGH-to-IGF conversion process, thus avoiding the suppression of the body's natural growth hormone levels.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

The Decades-Long Stigma Against Testosterone Stems From a Flawed 1930s Study of Three Patients

The modern demonization of testosterone replacement therapy can be traced back to a single, influential study from the 1930s that incorrectly linked testosterone to prostate cancer. This study, which only included three patients, was later debunked, but its dogma persisted in the medical establishment for over 60 years.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

Weight Loss Drugs Risk Trading the Obesity Epidemic for a Sarcopenia Epidemic

The widespread adoption of GLP-1 drugs for rapid weight loss is creating a new public health concern: sarcopenia (loss of muscle mass and strength). Society may be solving the problem of being overweight only to create a population that is frail, under-muscled, and at higher risk for age-related decline.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

Hydrogen Is a 'Selective Antioxidant' That Reduces Inflammation Without Blunting Exercise Gains

Unlike high-dose antioxidants that can hinder the beneficial hormetic response to exercise, hydrogen can selectively accept or donate an electron. This allows it to quell post-exercise inflammation and oxidative stress without blunting the anabolic, muscle-building signals generated by a workout.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

MUSE Stem Cells Offer Superior Engraftment and Can Cross the Blood-Brain Barrier

A rare phenotype called MUSE stem cells are exceptionally durable, surviving for days at room temperature. They boast a 30% engraftment rate (vs. 3% for traditional MSCs), can pierce the blood-brain barrier, and are immunomodulatory, making them a highly promising, next-generation therapeutic for tissue repair and chronic diseases.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

Lipid Panels Are Poor Heart Disease Predictors; CCTA Scans Directly Image Plaque

Relying on blood lipid panels (LDL, etc.) to assess cardiovascular risk is misleading, as they don't confirm arterial plaque. A CT angiography (CCTA), like a Cleerly scan, provides direct imaging of both hard and soft plaque, offering a far more accurate assessment of actual heart disease risk.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

FDA Peptide Bans Inadvertently Create Dangerous Black Markets

When the FDA abruptly banned compounding pharmacies from producing certain peptides, it didn't eliminate demand. Instead, it forced consumers into a gray and black market, which led to the rise of unregulated manufacturers selling tainted products—precisely the public health risk the FDA aims to prevent.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

Testosterone Receptor Sensitivity (CAG Repeats) Matters More Than Absolute Levels

A 'normal' testosterone level on a blood test can be misleading. A person's androgen receptor sensitivity, determined by factors like CAG repeats, dictates how effectively their body uses testosterone. Someone with insensitive receptors can have symptoms of low T even with labs showing a level of 600 ng/dL.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

Airplanes Become High-EMF Environments During Landing

The most hazardous time for EMF exposure on a plane is right before landing. As the aircraft descends, hundreds of passengers simultaneously turn on their phones, which then emit high levels of radiofrequency as they all search for a weak signal, creating a concentrated high-radiation environment.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

High-Heat Sauna Use Requires a Wool Cap to Prevent Increased Dementia Risk

While saunas are associated with a decreased risk of dementia, this benefit reverses if the cranium itself becomes too hot (above ~200°F). To safely achieve the high temperatures needed for heat shock protein benefits, wearing a wool sauna hat is critical to insulate the head and prevent overheating the brain.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

GLP-1s May Improve Muscle Quality by Reducing Intramuscular Fat

Contrary to the narrative that GLP-1s cause muscle loss, they may actually improve muscle *quality*. They can reduce intramuscular triglycerides, transforming muscle from a fatty, 'Wagyu' composition to a leaner, 'fillet' texture. This benefit is often missed by DEXA scans which can't differentiate this type of lean mass loss.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago

Light-Sound Entrainment Devices like Roxiva Offer Psychedelic Trips Without Drugs

Devices such as the Roxiva lamp use coordinated flickering light, sound, and vibration (vibroacoustics) to induce altered states of consciousness. This light-sound entrainment can shift brain waves to create powerful, psychedelic-like experiences, such as trips or feelings of rebirth, without any biological cost or substance intake.

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148 thumbnail

Best Peptides, Stem Cells, Testosterone & Exercise Hacks - Biohacking Roundtable - #1148

Modern Wisdom·24 days ago