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Nutrition Facts with Dr. Greger

Michael Greger, M.D. FACLM·Hosted by Michael Greger·300 episodes

HealthFitnessAlternativeNutritionSolo doctor hostEvidence-basedPlant-forward10-20 minWeeklyHealth research

Have you ever wondered if there’s a natural way to lower your high blood pressure, guard against Alzheimer’s, lose weight, and feel better? Well, as it turns out, there is. Michael Greger, M.D. FACLM, founder of NutritionFacts.org and New York Times best-selling author of How Not to Die, How Not to Diet, and the just-released How Not to Age, uncovers the best evidence-based nutrition that may add years to our life and life to our years.

Why listen

Nutrition Facts with Dr. Greger turns nutrition research into short, direct audio briefings from Michael Greger, M.D., with a strong focus on evidence-based, plant-forward health. Each episode tackles a practical question, from B12 and statins to ultra-processed foods and coffee, and walks through what the science suggests without a chat-show format. It is a strong fit for listeners who want health claims tested against research in quick, usable doses.

Series(9)

Episodes

May 28, 2026
What’s Taurine and Why Do We Care? (Part 3)

The final installment discussing this nonessential amino acid. This episode features audio from: Where to Find Taurine and the Best Source Like Beet Juice, Taurine Supplementation May Only Be Safe in the Context of a Plant-Based Diet Visit the video pages for all sources and doctor’s notes related to this podcast.

May 21, 2026
What’s Taurine and Why Do We Care? (Part 2)

To taurine or not to taurine, that is the question. This episode features audio from: Randomized Controlled Trials of Taurine Supplementation in Humans Caveats and Side Effects of Taurine Supplements The Best Daily Dose of Taurine Visit the video pages for all sources and doctor’s notes related to this podcast.

May 14, 2026
Everything You Wanted to Know About B12 (Part 2)

Can we get too much B12? This episode features audio from: How Much Vitamin B12 Do We Need Each Day? Are Large Weekly Doses of Vitamin B12 Safe? Visit the video pages for all sources and doctor’s notes related to this podcast.

May 7, 2026
Everything You Wanted to Know About B12 (Part 1)

Including the symptoms of vitamin B12 deficiency This episode features audio from: How Long Does It Take to Become Vitamin B12-Deficient and What Are the Symptoms? The Best Way to Test for Vitamin B12 Deficiency The Best Source of Vitamin B12: Supplements, Shots, or Fortified Foods? Visit the video pages for all sources and doctor’s notes related to this podcast.

Apr 30, 2026
Are Statins Worth It? (Part 2)

Which is the safest and most effective? This episode features audio from: The Side Effects of Statins: Are They Worth It? What Is the Best Statin Cholesterol-Lowering Drug? Visit the video pages for all sources and doctor’s notes related to this podcast.

Apr 23, 2026
Are Statins Worth It? (Part 1)

Why aren’t they prescribed for everyone? This episode features audio from: Why Isn’t Everyone on Cholesterol-Lowering Statin Drugs? How Effective Are Statins? Visit the video pages for all sources and doctor’s notes related to this podcast.

Apr 16, 2026
Losing Weight with Fiber-Rich Foods

We don’t always consider some of the benefits. This episode features audio from: How to Boost Fat Burning by 25% One of the Most Effective Single Pieces of Advice for Weight Loss Visit the video pages for all sources and doctor’s notes related to this podcast.

Apr 9, 2026
Taking the Cold Plunge

What are the benefits of cold-water immersion? This episode features audio from: Best Temperature, Timing, and Duration for Cold Plunges for Athletic Performance Recovery Are the Benefits of Cold Plunges and Cryotherapy Just a Placebo Effect? The Negative Effects of Cold Plunges for Building Muscle Visit the video pages for all sources and doctor’s notes related to this podcast.

Apr 2, 2026
The Hazards of Ultra-Processed Foods

Which foods are the worst? This episode features audio from: Ultra-Processed Foods: Concerns, Controversies, and Exceptions Visit the video page for all sources and doctor’s notes related to this podcast.

11 min
Mar 26, 2026
The Health Benefits of Black and Green Teas

Boosting immune function, oral health, and brain health This episode features audio from: The Benefits of Black and Green Teas for Brain Waves Green Tea as a Mouthwash for Halitosis (Bad Breath) Benefits of Green Tea for Boosting Antiviral Immune Function Visit the video pages for all sources and doctor’s notes related to this podcast.

10 min
Mar 19, 2026
What’s Taurine and Why Do We Care? (Part 1)

I share some new insight on a nonessential amino acid. This episode features audio from: What Is Taurine in Energy Drinks? Does It Benefit Cognitive or Athletic Performance? Taurine Supplementation Increases Lifespan and Healthspan in Animals Visit the video pages for all sources and doctor’s notes related to this podcast.

14 min
Mar 12, 2026
Deodorize from the Inside Out

Treat body odor with diet. This episode features audio from: Friday Favorites: How to Treat Body Odor with Diet Antiperspirants and Breast Cancer Visit the video pages for all sources and doctor’s notes related to this podcast.

21 min
Mar 5, 2026
Q&A with Dr. Greger 16

Today on the NutritionFacts Podcast, I answer a wide variety of your questions. This episode features audio from: Q&A: Dr. Greger Talks Upcoming Books, Lowering Cholesterol, and Flu Shots Visit the video pages for all sources and doctor’s notes related to this podcast.

13 min
Feb 26, 2026
Are Keto Diets Good for Us?

They’re popular, but do they work? This episode features audio from: The Safety and Efficacy of Ketogenic, Low-Carb Diets for Diabetes Remission Does a Ketogenic Diet Help Diabetes or Make It Worse? Visit the video pages for all sources and doctor’s notes related to this podcast.

13 min
Feb 19, 2026
Should We Drink Coffee?

How, why, and when to drink one of our favorite beverages This episode features audio from: Does Coffee Help Boost Autophagy and Lifespan? The Healthiest Way to Drink Coffee Who Should Avoid Coffee? Visit the video pages for all sources and doctor’s notes related to this podcast.

10 min
Feb 12, 2026
The Best Way to Cook Vegetables

Should we steam, fry, sous vide, or chop first and cook later? This episode features audio from: The Best Way to Cook Vegetables Flashback Friday: Second Strategy to Cooking Broccoli Visit the video pages for all sources and doctor’s notes related to this podcast.

16 min
Feb 5, 2026
The Side Effects of Hormones in Dairy

Increased rates of cancer, infertility, and elevated levels of estrogen This episode features audio from: The Side Effects of the Hormones in Milk The Effects of Hormones in Dairy Milk on Cancer The Effects of Hormones in Milk on Infertility in Women Visit the video pages for all sources and doctor’s notes related to this podcast.

12 min
Jan 29, 2026
The Dangers of Foodborne Pathogens

Food safety risks are everywhere. This episode features audio from: Don’t Eat Raw Alfalfa Sprouts Antibiotic-Resistant E. coli and UTIs in Vegetarians vs. Meat-Eaters Norovirus Food Poisoning from Pesticides Visit the video pages for all sources and doctor’s notes related to this podcast.

14 min
Jan 22, 2026
What Is Actually in Meat?

The answer may alarm you. This episode features audio from: Preventing and Treating Sarcoidosis Carbadox, the Carcinogenic Drug Fed to U.S. Pigs but Banned in Other Countries What Are Hot Dogs and Burgers Made Of? Visit the video pages for all sources and doctor’s notes related to this podcast.

10 min
Jan 15, 2026
Dietary Solutions to the Climate Crisis

Is there a way to change our diet and lifestyle for the good of the planet? This episode features audio from: Win-Win Dietary Solutions to the Climate Crisis Is Soil Degradation Reducing the Nutrition of Fruits and Vegetables? Visit the video pages for all sources and doctor’s notes related to this podcast.

11 min
Jan 8, 2026
Putting Celery to the Test

It’s crunchy and it’s green, but is celery good for you? This episode features audio from: The Benefits and Side Effects of Celery Are There Foods with Negative Calories? Visit the video pages for all sources and doctor’s notes related to this podcast.

16 min
Jan 1, 2026
Antibiotic Resistance Is Futile and Dangerous

It’s getting harder to avoid antibiotics in our food supply. This episode features audio from: Drug Residues in Meat and Their Effect on Antibiotic Resistance Antibiotic Resistance Genes in the Guts of Vegetarians vs. Meat-Eaters Antibiotic-Resistant E. coli and UTIs in Vegetarians vs. Meat-Eaters Visit the video pages for all sources and doctor’s notes related to this podcast.

11 min
Dec 25, 2025
Q&A with Dr. Greger 15

Today on the NutritionFacts Podcast, we answer a wide variety of your questions on breakfast smoothies, what kind of scientific study I’d like to see performed, and whether there are any updates on the therapeutic use of psychedelics.

9 min
Dec 18, 2025
Health Effects of Food Additives

What to do about the additives in the food we eat This episode features audio from: Is MSG Bad or Good for You? Phosphate Additives in Meat Purge and Cola Visit the video pages for all sources and doctor’s notes related to this podcast.

8 min
Dec 11, 2025
What Is Lichen Planus and How to Treat It

Fight this inflammatory condition with diet. This episode features audio from: The Benefits of Purslane for Treating Oral Lichen Planus Is Aloe Vera Gel the Best Treatment for Lichen Planus? Visit the video pages for all sources and doctor’s notes related to this podcast.

15 min
Dec 4, 2025
NutritionFacts Grab Bag 31

Are environmental toxins lower in wild-caught or farmed fish? Can turmeric extract supplements cause liver toxicity? And what about the toxic pawpaw fruit? This episode features audio from: Are Environmental Toxins Lower in Wild-Caught or Farmed Fish? Turmeric Supplements and Liver Toxicity Do Not Eat Pawpaws Visit the video pages for all sources and doctor’s notes related to this podcast.

8 min
Nov 27, 2025
Plant-Based Kids (Part 2)

Today on the NutritionFacts Podcast, we look at the research on the optimal nutrient intakes for plant-based infants and children This episode features audio from The Growth and Nutrient Intakes of Children Raised on Plant-Based Diets Visit the video page for all sources and doctor’s notes related to this podcast.

8 min
Nov 20, 2025
Plant-Based Kids (Part 1)

Plant-based diets for pregnancy, lactation, infancy, and childhood This episode features audio from: Preventing Gestational Diabetes During Pregnancy with Diet Are the IQs of Vegetarian Children Higher? Visit the video pages for all sources and doctor’s notes related to this podcast.

17 min
Nov 13, 2025
Treating Early- and Late-Stage Prostate Cancer

About one in eight men will be diagnosed with prostate cancer in their lifetime. What are some diet and lifestyle solutions? This episode features audio from: Reversing Early-Stage Prostate Cancer Progression with a Plant-Based Diet and Lifestyle Program Treating Advanced Prostate Cancer with Diet: Part 1 Treating Advanced Prostate Cancer with Diet: Part 2 Visit the video pages for all sources and doctor’s notes related to this podcast.

13 min
Nov 6, 2025
How to Limit Pesticide Exposure

Is it worth eating organic? This episode features audio from: Pesticide Exposure and Hypospadias Birth Defects in Vegetarians Can Pesticides Be Rinsed Off? Pesticides (DDT) and Alzheimer’s Disease Visit the video pages for all sources and doctor’s notes related to this podcast.

17 min
Oct 30, 2025
Don’t Milk It

From Parkinson’s disease to the milk pus test, what are the effects of cow’s milk on our health? This episode features audio from: Is There Really Pus in Milk? The Role Milk May Play in Triggering Parkinson’s Disease Why Do Milk Drinkers Live Shorter Lives on Average? Visit the video pages for all sources and doctor’s notes related to this podcast.

13 min
Oct 23, 2025
The Pros and Cons of Coffee

Do coffee’s health benefits apply to everyone? This episode features audio from: Does Adding Milk Block the Benefits of Coffee? Do the Health Benefits of Coffee Apply to Everyone? Visit the video pages for all sources and doctor’s notes related to this podcast.

16 min
Oct 16, 2025
More on NAD+ Boosting Supplements

Today on the NutritionFacts Podcast, we wrap up our series on the important enzyme NAD+. This episode features audio from: Risks of NAD+ Boosting Supplements Which NAD+ Booster Is Best? The Third Way to Boost NAD+ Visit the video pages for all sources and doctor’s notes related to this podcast.

7 min
Oct 9, 2025
Treating ADHD

Today on the NutritionFacts Podcast, we look at the best ways to treat ADHD. This episode features audio from: The Side Effects of Artificial Food Coloring and Dyes: Cancer and ADHD Treating ADHD Without Stimulants Artificial Food Colors and ADHD Visit the video pages for all sources and doctor’s notes related to this podcast.

12 min
Oct 2, 2025
A Healthy Heart

It beats until it doesn’t. This episode features audio from: How to Improve Your Heart Rate Variability How Not to Die from Heart Disease Fully Consensual Heart Disease Treatment Visit the video pages for all sources and doctor’s notes related to this podcast.

13 min
Sep 25, 2025
Everything You’ve Always Wanted to Know About Antioxidants

Well, maybe not everything, but a lot! This episode features audio from: The Highest Antioxidant: Apple, Bean, Berry, Lentil, or Nut? Antioxidants and Depression Antioxidant-Rich Foods with Every Meal Visit the video pages for all sources and doctor’s notes related to this podcast.

14 min
Sep 18, 2025
More on Boosting NAD+

What about lesser-known purported NAD+-boosting supplements? This episode features audio from: Risks and Benefits of Nicotinamide Mononucleotide (NMN), a NAD+ Booster Lesser-Known NAD+ Boosting Supplements—Tryptophan, NADH, NMNH, and NRH Visit the video pages for all sources and doctor’s notes related to this podcast.

41 min
Sep 11, 2025
Screening the Sunscreens

Has sunscreen been proven to prevent aging and cancer? This episode includes a Q&A from my webinar on this important topic. This episode features audio from: Choosing the Safest and Most Effective Sunscreen (webinar recording) Visit the video page for all sources and doctor’s notes related to this podcast.

12 min
Sep 4, 2025
The Risks and Benefits of Nicotinamide

NAM is a purported NAD+-boosting supplement. This episode features audio from: Risks and Benefits of Nicotinamide (NAM), a NAD+ Booster Risks and Benefits of Nicotinamide Riboside (NR), a NAD+ Booster Visit the video pages for all sources and doctor’s notes related to this podcast.

12 min
Aug 28, 2025
Wake Up and Smell the Saffron

Exploring the powerful properties of the Crocus sativus flower This episode features audio from: The Benefits of Saffron for Treating Age-Related Macular Degeneration Saffron for Erectile Dysfunction Saffron for the Treatment of PMS Visit the video pages for all sources and doctor’s notes related to this podcast.

12 min
Aug 21, 2025
What’s a Safer and Cheaper Way to Lose Weight Than GLP-1 Drugs

Tackling the root cause of obesity This episode features audio from Obesity: Is a GLP-1 Deficiency Its Cause, and How to Treat It Without Ozempic and Other Drugs Visit the video page for all sources and doctor’s notes related to this podcast.

15 min
Aug 14, 2025
Healthy Aging with NAD+

This coenzyme has a profound effect on our metabolism and aging process. This episode features audio from: Do NAD+ Levels Decline with Age? Can NAD+ Boosters Increase Lifespan and Healthspan? Risks and Benefits of Nicotinic Acid (NA), a NAD+ Booster Visit the video pages for all sources and doctor’s notes related to this podcast.

24 min
Aug 7, 2025
Boosting GLP-1 Through Diet

Boosting GLP-1 the way Mother Nature intended This episode features audio from Using Prebiotics, Intact Grains, Thylakoids, and Greens to Boost Our GLP-1 for Weight Loss Visit the video page for all sources and doctor’s notes related to this podcast.

14 min
Jul 31, 2025
Female Sexual Dysfunction

Remedies for women who experience sexual dysfunction This episode features audio from: Do Ashwagandha, Ginseng, and Maca Root Have Benefits for Female Sexual Dysfunction? Cholesterol and Female Sexual Dysfunction Are Apples the Best Food for a Better Sex Life in Women? Visit the video pages for all sources and doctor’s notes related to this podcast.

27 min
Jul 24, 2025
Boosting GLP-1 with Diet and Lifestyle

How can we get the benefits of GLP-1 with natural Ozempic alternatives? This episode features audio from Natural Ozempic Alternatives: Boosting GLP-1 with Diet and Lifestyle Visit the video page for all sources and doctor’s notes related to this podcast.

8 min
Jul 17, 2025
Who Is Rescuing Whom?

Today we look at the positive effects animals have on our health. This episode features audio from: Who Is Rescuing Whom? Pets and Life Extension Are Cats or Dogs More Protective for Children’s Health? Visit the video pages for all sources and doctor’s notes related to this podcast.

13 min
Jul 10, 2025
The Benefits and Side Effects of Ozempic

Do the benefits of Ozempic outweigh the risks? This episode features audio from Comparing the Benefits and Side Effects of Ozempic (Semaglutide) Visit the video page for all sources and doctor’s notes related to this podcast.

14 min
Jul 3, 2025
How Much Sleep Is Enough?

You can tell when you don’t get enough sleep, but what does the science say? This episode features audio from: Melatonin Supplements for Sleep and Anti-Aging? Is Six Hours of Sleep Enough? How Much Sleep Is Needed for Glymphatic Flow (Brain Cleaning)? Visit the video pages for all sources and doctor’s notes related to this podcast.

13 min
Jun 26, 2025
Is Ozempic (Semaglutide) Safe? Does It Increase Cancer Risk?

There are serious potential side effects to GLP-1 weight-loss drugs. This episode features audio from Is Ozempic (Semaglutide) Safe? Does It Increase Cancer Risk? Visit the video page for all sources and doctor’s notes related to this podcast.

12 min
Jun 19, 2025
Fertility, Longevity, and Precocious Puberty

Sexual maturity comes much earlier now. This episode features audio from: The Trade-Off Between Fertility and Longevity, and Causes of Precocious Puberty Protein, Puberty, and Pollutants Visit the video pages for all sources and doctor’s notes related to this podcast.