Multivitamins are cheap, convenient, and provide a little bit of reassurance if our diet isn’t quite as healthy as we’d like. But a recent study of nearly 400,000 people spanning 20 years found they didn’t help users live longer, and in fact appeared to show a 4% increased mortality risk. Ian Sample hears from JoAnn Manson, a professor of medicine at Harvard ... Show More
Yesterday
Is your body really full of microplastics?
Studies detecting microplastics throughout human bodies have made for alarming reading in recent years. But last week, the Guardian’s environment editor, Damian Carrington, reported on major doubts among a group of scientists about how some of this research has been conducted. Da ... Show More
14m 24s
Jan 15
The surprising science of dreams and nightmares
Ian Sample puts listeners’ questions on dreams and nightmares to Dr Michelle Carr, director of the Dream Engineering Laboratory in Montreal’s Centre for Advanced Research in Sleep Medicine, and author of the new book Into the Dream Lab. They look at why we dream, what we can lear ... Show More
21m 43s
Sep 2025
Top Doctor: The hidden dangers in your daily multivitamin | Dr David Seres
We’re told vitamins are essential for our health. That they boost our immune systems, fight fatigue, and protect us from disease. But what if most of it isn’t true?
In the 20th century, vitamin supplements were hailed as a breakthrough, curing diseases like scurvy and rickets. B ... Show More
58m 41s
Jun 2025
Which supplements work — and which are a waste | Prof. Tim Spector & Prof. Sarah Berry
Can pills and powders really improve our health? Despite their clinical look, most supplements aren’t tested with the scientific rigour we expect from medical treatments, and many don’t live up to their promises. Today, we're joined by two of ZOE’s top scientists to uncover the t ... Show More
54m 37s
Sep 2025
The Nutrient Blueprint for a Longer, Healthier Life
Nutrients are far more than supplements on a shelf—they are life-sustaining molecules that determine how well the body ages and resists disease. For years, their importance was overlooked because many studies were poorly designed, failing to consider existing nutrient levels or h ... Show More
59m 31s
May 2025
Prendre des vitamines est-il vraiment utile ?
Vous avez certainement déjà pris des suppléments de vitamines ou de minéraux. En petites gélules, comprimées à croquer, solubles dans un verre d’eau ou bien encore des gummies, le choix ne manque pas. Souvent, les industriels vous promettent des bienfaits pour chaque produit : vi ... Show More
4m 58s
Sep 2024
2716: Vitamin & Mineral Supplements for Plant-Based Eaters & Older Adults
Discover all of the podcasts in our network, search for specific episodes, get the Optimal Living Daily workbook, and learn more at: OLDPodcast.com.
Episode 2716:
Aging comes with unique nutritional challenges, especially for plant-based eaters like Debra and her husband. As nutr ... Show More
11m 12s
Mar 2025
Scientists Just Discovered the Essential Nutrient That DOUBLES Dolphin Lifespan—But Should YOU Take It? | Stephanie Venn-Watson : 1256
<p>For nearly a century, scientists believed we had discovered ALL of the essential fatty acids the human body needs. But what if they were wrong? </p><p><br></p><p>Stephanie Venn-Watson, a veterinary epidemiologist and longevity researcher, joins Dave to reveal a groundbrea ... Show More
1h 18m
Mar 2025
Sugar, Bread, The Immune System Breakthrough & When to Exercise
Is spinach really bad for you? We break down the latest controversy around oxalates, calcium and whether leafy greens are as harmful as some claim.
A media doctor says two tablespoons of sugar are healthier than two slices of wholewheat bread—but is this just another viral nutrit ... Show More
1h 9m
Mar 2025
Body Scans, Brain-Boosting Foods & The Truth About UPFs
This week, we put body scans to the test—are they the future of personal health tracking or just another wellness gimmick? We both tried them and are sharing our results, what surprised us, and whether they’re actually worth it.
Plus, Europe’s life expectancy is falling, and Engl ... Show More
1h 6m