Are supplements helping you — or wasting your money?

In this episode of The Exam Room Podcast, Dr. Gemma Newman joins Chuck Carroll to break down the science, myths, and marketing behind the multibillion-dollar supplement industry.

Discover which supplements are truly worth taking, which can be harmful in excess, and how to build better health through a whole-food, plant-based diet.

Whether you’re taking vitamin B12, vitamin D, omega-3, or a daily multivitamin, Dr. Newman explains how to personalize your nutrition safely and effectively.

In This Episode:

- The truth about supplements and what’s actually backed by science

- Why multivitamins don’t extend lifespan — and can sometimes harm your health

- How to get vitamin B12 safely

- The risks of “natural” supplements

- The difference between fish oil vs. algae-based omega-3s

- Dr. Newman’s SMART method: Science, Mechanism, Aim, Risk vs. Benefit, Tracking

- How to spot fake supplement ads and AI deepfakes online

Known as The Plant Power Doctor, Dr. Newman is a respected physician and lifestyle medicine expert helping patients reverse chronic disease through evidence-based nutrition and lifestyle change.

🌱 Start your journey to better health today!

Work with the expert doctors and dietitians at the Barnard Medical Center: https://www.BarnardMedical.org

👩🏼‍⚕️ Visit Dr. Newman’s website: https://gemmanewman.com

💻 Apply to become a Building Healthy Communities intern or see current career openings at PCRM: https://www.pcrm.org/about-us/careers

If you feel like you’ve raised your health IQ, please leave a 5-star rating and nice review on Apple Podcasts or Spotify.

Your thyroid could be the hidden key to your energy, mood, and metabolism. What you eat may be making or breaking it.

In this episode of The Exam Room Podcast, Chuck Carroll sits down with Dr. Neal Barnard to uncover the powerful connection between thyroid health and diet.

Discover how eating certain foods and reducing stress can help restore hormone balance, boost metabolism, and reduce inflammation. Dr. Barnard also reveals how dairy, iodine, selenium, and soy all play surprising roles in thyroid function — and what you can do starting today to protect and restore this vital gland.

🍎 In This Episode You’ll Learn:

- How dairy proteins can trigger autoimmune thyroid disorders

- Why people eating a plant-based diet have the lowest rates of hypothyroidism and hyperthyroidism

- The best foods for your thyroid — including seaweed, Brazil nuts, and antioxidant-rich fruits and vegetables

- The truth about soy and cruciferous vegetables like kale and broccoli

- How stress, sleep, and crash diets affect thyroid hormones

- The role of environmental toxins and processed foods in hormone disruption

🌱 Start your journey to better thyroid health today!

Work with the expert doctors and dietitians at the Barnard Medical Center: https://www.BarnardMedical.org

📕Order your copy of Dr. Barnard’s book Your Body In Balance which covers thyroid dysfunction: https://amzn.to/3JcPrcI

This episode is sponsored by The Gregory J. Reiter Memorial Fund, which supports organizations like the Physicians Committee that carry on Greg’s passion and love for animals through rescue efforts, veganism, and wildlife conservation. Visit their website: https://gregoryreiterfund.org

If you feel like you’ve raised your health IQ, please leave a 5-star rating and nice review on Apple Podcasts or Spotify.

Former CDC Director Dr. Tom Frieden joins Chuck Carroll on The Exam Room Podcast to reveal The Formula for Better Health: How to Save Millions of Lives, Including Your Own. In this powerful conversation, Dr. Frieden breaks down what's keeping America sick — from poor diets to toxic environments — and how we can turn the tide with simple, proven steps that save lives.

He shares his three-part framework — "See, Believe, Create" — a practical guide for improving personal and public health. Discover what science says about potassium deficiency, the dangers of ultra-processed foods, and how nutrition, environment, and policy can come together to create a healthier world for everyone.

Dr. Frieden also discusses:

- Why the potassium-to-sodium ratio is one of the strongest predictors of heart health

- The impact of microplastics, PFAS, and air pollution (PM2.5) on chronic disease

- How food industry tactics mirror Big Tobacco's playbook

- The truth about processed meats, sugar-sweetened drinks, and trans fats

- What governments can learn from Chile's bold food labeling laws

- Why plant-based, high-fiber diets are key to longevity and disease prevention

- The risks of animal agriculture and wet markets in future pandemics

📘 Get Dr. Frieden's book: https://amzn.to/4nf1xzU

If you feel like you've raised your health IQ, please leave a 5-star rating and nice review on Apple Podcasts or Spotify.