ZOE Science & Nutrition

The world’s top scientists explain the latest health, nutrition, and gut health research and translate it into practical advice to improve your health & weight. Join ZOE Science & Nutrition, on a journey of scientific discovery. Hosted by Jonathan Wolf.

Last refreshed: June 25th, 2026 at 11:19 AM

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Episodes

LIVE Q&A: Your gut health, dementia and weight loss questions answered by Prof Tim Spector, Prof Sarah Berry & Dr Federica Amati

How quickly can you improve your gut health? Can diet help lower your risk of dementia? And what should you know about food labels and healthy weight loss? In this special live Q&A, Prof Tim Spector, Prof Sarah Berry and Dr Federica Amati answer your biggest nutrition questions and share practical, evidence-based advice you can use today. Drawing on decades of research and data from hundreds of thousands of people, they explain how diet can influence the gut microbiome, brain health, hunger,...

Jun 25, 2026•1 hr 5 min

Most replayed moment: What The Science Says About Supplements | Prof Tim Spector & Prof Sarah Berry

Today, we’re talking about supplements. We’ve all seen them; the multivitamins, the fortified foods, the neatly packaged powders promising improved energy, immunity and longevity. Supplements boast bold claims, however, it’s hard to know if they’re genuinely helpful or just well-marketed. Professor Tim Spector and Professor Sarah Berry join me to unpack why supplements exist, what the science really says about their benefits and risks, and how to decide if supplements deserve a place in your dai...

Jun 23, 2026•15 min

The 4 rules to protect your muscle, bones and brain health when using Ozempic and other weight loss injections | Dr Federica Amati

Ozempic, Wegovy and Mounjaro can help people lose weight. But what should you eat on GLP-1 drugs to avoid side effects, protect muscle, and maintain results long term? In this episode, Dr Federica Amati, ZOE’s Head Nutritionist and author of The Appetite Reset, explains how these drugs work, why many people struggle with side effects, and why losing weight does not automatically mean better health. You’ll learn why the weight lost may not be fat, why nutrient deficiencies, dehydration and muscle...

Jun 18, 2026•1 hr 3 min

Most replayed moment: Easy Steps to Reduce Inflammation and Slow Ageing | Professor Janet Lord

Today we’re talking about what causes ageing. Here’s an important term you may not have heard before: inflammaging. It describes the link between chronic inflammation in the body and accelerated ageing. While it’s relatively unknown, this process is one of the most important concepts to understand if we want to live longer, healthier lives. I’m joined by Professor Janet Lord to break down what inflammaging is, why it’s one of the biggest threats to healthy longevity, and the surprisingly simple,...

Jun 16, 2026•14 min

What inflammation is really doing to your mind, body and 5 ways to protect your brain | Prof Ed Bullmore

Could inflammation be causing low mood, anxiety, depression, or even affecting your risk of dementia? Emerging science suggests that inflammation in the body may change how the brain works. In this episode, Ed Bullmore, a Professor of Psychiatry at King's College London and a leading voice in brain research, explores why feeling low, emotionally flat, foggy or exhausted may not always be “all in your head”. Ed explores emerging science suggesting that inflammation in the body may alter how the b...

Jun 11, 2026•58 min

Most replayed moment: How to Balance Sunlight and Suncream | Professor John McGrath

Today we’re talking about skin and sunlight. Skin and sunlight have a complicated relationship. Sunlight helps our bodies produce vitamin D, which is essential for overall health. However, too much exposure can accelerate skin ageing and increase the risk of skin cancer. So how much sun is enough? Are most of us getting too little, or too much? And where does sunscreen fit into a healthy daily routine? I’m joined by Professor John McGrath to explore how sunlight affects our skin, and how to stri...

Jun 09, 2026•14 min

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