Nutrition Facts with Dr. Greger

Michael Greger, M.D. FACLM
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Sep 18, 2025 • 14min

More on Boosting NAD+

Delve into the intriguing world of NAD+ boosters and discover the battle between NMN and NR. Learn about the limited benefits shown in human trials, including mixed exercise outcomes. Explore the potential risks of lesser-known supplements like tryptophan and the challenges of oral NAD forms. The discussion highlights safety concerns and product mislabeling, revealing a complex landscape of NAD+ supplementation. Throughout, the emphasis is on understanding how these substances interact with our bodies.
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55 snips
Sep 11, 2025 • 42min

Screening the Sunscreens

Is sunscreen really a shield against aging and cancer? Discover the truth about daily application and its crucial role in skin health, especially for lighter skin tones. Dive into the safety of various sunscreen formulations, with a focus on mineral options. Uncover the balance between UV exposure and vitamin D, while considering demographic usage trends. Learn how diet can complement sunscreen use for anti-aging benefits and the surprising environmental effects of certain products.
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10 snips
Sep 4, 2025 • 12min

The Risks and Benefits of Nicotinamide

Dive into the world of nicotinamide, a supplement touted for boosting NAD+ levels. Discover its historical significance and the ongoing debate about its health effects and safety. The discussion contrasts findings from animal studies with human trials, raising important questions about its efficacy. Explore the biochemical mechanisms behind nicotinamide and its potential role in aging. It's a fascinating look at whether this supplement is a health boon or a risk.
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13 snips
Aug 28, 2025 • 12min

Wake Up and Smell the Saffron

Discover the incredible health benefits of the Crocus sativus flower. Learn how saffron can enhance visual acuity in those with age-related macular degeneration. Explore its surprising effects on erectile dysfunction and PMS. Plus, uncover saffron's potential as a natural antidepressant. This episode is packed with fascinating insights that could inspire your next supplement choice!
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28 snips
Aug 21, 2025 • 13min

What’s a Safer and Cheaper Way to Lose Weight Than GLP-1 Drugs

Delve into the root causes of obesity and discover healthier alternatives to GLP-1 medications. A plant-based diet emerges as a cost-effective way to promote weight loss and enhance overall well-being. Explore the safety concerns surrounding weight loss drugs, alongside a critical look at pharmaceutical companies’ questionable practices in promoting appetite suppressants. The episode unveils significant fraud cases that expose the industry's ethical shortcomings amid soaring profits.
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36 snips
Aug 14, 2025 • 15min

Healthy Aging with NAD+

Explore the vital role of NAD+ in cellular health and how it influences aging. Discover how NAD+ levels decline over time and the implications for metabolism. The conversation dives into the potential of NAD+ boosters to extend lifespan and enhance healthspan. You'll learn about the pros and cons of nicotinic acid as a supplement, backed by historical trials and emerging research that challenges common misconceptions.
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25 snips
Aug 7, 2025 • 24min

Boosting GLP-1 Through Diet

Discover how a plant-based diet can naturally boost GLP-1, the hormone that helps control appetite. Learn about the powerful effects of dietary fibers and short-chain fatty acids on weight management and chronic disease prevention. Delve into dietary strategies that promote appetite suppression, including the surprising benefits of vinegar and thylakoids. This engaging discussion underscores the importance of whole foods over supplements for achieving health goals.
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Jul 31, 2025 • 15min

Female Sexual Dysfunction

Dive into the world of female sexual dysfunction as natural remedies like ginseng and maca take center stage. Discover the risks associated with pharmaceutical solutions and the push for scientifically-backed treatments. Learn how a plant-based diet and specific foods, such as apples, could potentially enhance sexual health. This intriguing discussion not only critiques the status quo but also advocates for more research into safe, natural alternatives for women's well-being.
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39 snips
Jul 24, 2025 • 28min

Boosting GLP-1 with Diet and Lifestyle

Discover how to harness the power of GLP-1 naturally, exploring diet and lifestyle changes as impressive alternatives to pharmaceuticals. Learn about the significant role of exercise and how specific foods and supplements can boost your levels. The conversation also touches on appetite regulation, emphasizing the surprising benefits of thorough chewing and the incorporation of certain spices. Plus, it highlights the importance of safety when trying these methods!
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Jul 17, 2025 • 8min

Who Is Rescuing Whom?

Discover how pets can boost human health and well-being! The discussion highlights the surprising benefits of dog and cat companionship, including potential life extension and lower illness rates in children. Mixed research findings bring an interesting twist to the topic, sparking curiosity about the deep bond between humans and their furry friends. Encouragement for further research adds an element of intrigue to this fascinating exploration.

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