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Related Episodes for Does increasing IGF-1 lead to cancer? | Rich Roll

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Q&A #51: Can Methylene Blue Help Alzheimer’s Disease?—Plus Spermidine for Longevity

Sep 7, 2023

Dr. Rhonda Patrick explores growth hormone secretagogues, spermidine's longevity role, methylene blue, whey protein, and solutions for scar tissue in a Q&A.

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242
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Q&A #52: Does Lion’s Mane Boost Brain Health—and Are Mineral Sunscreens Safe?

Oct 11, 2023

Dr. Rhonda Patrick explores supplemental tyrosine, lion's mane, cordyceps, aging tests, and sunscreen's efficacy and safety in a Q&A.

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243
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Q&A #61: How Can You Lower A1C—and When Should You Start Hormone Replacement Therapy?

Aug 28, 2024

Dr. Rhonda Patrick discusses xylitol safety, strategies to reduce hemoglobin A1C, klotho and dementia risk, and the timing of hormone replacement therapy.

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244
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Q&A #71: Does Neu5Gc in Red Meat Raise Cancer Risk?—Plus Cholesterol Drugs & Diabetes Risk

Jun 23, 2025

Dr. Rhonda Patrick discusses her supplement routine, Neu5Gc risks, Repatha and diabetes, heat stress, osteoporosis in men, and plyometrics.

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Q&A #79: Why I’m Taking Nicotinamide Riboside—Safety, Uncertainty, & Cycling Concerns

Mar 31, 2026

Dr. Rhonda Patrick discusses nicotinamide riboside, biomarkers, belly fat loss, sex-specific health, curcumin & ashwagandha safety.

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246
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Q&A #80: Does Nattokinase Protect Your Heart?—What the Evidence Shows

Apr 24, 2026

Dr. Rhonda Patrick reviews the evidence for nattokinase, how oat beta-glucans may aid with PFAS excretion, and HRT for APOE4 carriers.

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Rhonda Patrick’s Blueberry Smoothie and Why She Leaves Out Bananas

Apr 10, 2024

“The main ingredient-interaction evidence concerns polyphenol oxidase. A small controlled crossover study found that a high-PPO banana smoothie greatly reduced circulating flavan-3-ol metabolites compared with a low-PPO berry drink or capsule control.”

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How Sauna Use May Protect the Aging Brain

Jul 21, 2025

“Compared with one sauna session per week, four to seven weekly sessions were associated with 66% lower dementia hazard and 65% lower Alzheimer's disease hazard, showing a strong dose-related pattern in this population. A second Finnish cohort followed 13,994 men and women.”

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How Sauna Use May Boost Longevity

Apr 28, 2015

“In this video, Dr. Rhonda Patrick summarizes a recent study that found that frequency of sauna use was associated with increased decreased risk of death. Using the sauna 2-3 times per week was associated with 24% lower all-cause mortality and 4-7 times per week decreased all-cause mortality by 40%.”

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How to Solve Aging in America

Feb 19, 2025

“A staggering 60% of all calories Americans consume come from ultra-processed foods that fail to induce proper satiety, remain cheaper than whole foods, and hijack our dopamine reward pathways, pushing us to overeat, incentivizing unhealthy food choices, and reinforcing addictive eating behaviors.”

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