Inside Tim Spector’s weekly food shop - 6 grocery rules to lower your blood pressure, cholesterol, and heart disease risk | Prof Tim Spector & Prof Sarah Berry

Supermarket shelves are full of foods promising to be healthy: high-protein, low-fat, gluten-free, sugar-free. How do you know what's true? 

Today, Professors Tim Spector and Sarah Berry, world-leading experts in nutrition and diet, share the six rules they use for their own weekly grocery shopping. They cover which food labels are worth trusting and which are just marketing scams, how to make snacking a part of a healthy diet, and why your daily staples, like bread, matter more than the occasional treat.

By the end of this episode, you'll know exactly what to reach for on your next shop, and what to leave on the shelf.

How many "healthy" scams are sitting in your basket?

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Timecodes

00:00 Intro

03:20 Why supermarkets stock 30,000 products (and why that's bad for you)

08:10 Is low-fat food actually healthy? A nutrition scientist explains

11:39 Why 'sugar-free' labels should make you suspicious

14:48 Why this professor avoids gluten-free food (unless you need it)

16:40 The protein label that tricks 70% of shoppers into buying junk food

19:27 How a cheap dairy waste product got rebranded as a health food

21:59 How many ingredients are really in a bag of Pringles?

24:37 The 30-second trick to spot ultra-processed food at the shop

27:33 How to tell a healthy granola from a fake one

29:24 Is cheese actually bad for your heart? Doctors got this wrong

33:37 The snack swap that cut heart disease risk by 30% in a real study

38:36 The 6 everyday foods that matter most for your long-term health

41:08 The simple fiber-to-carb ratio for picking a healthy bread

43:43 The 'unhealthy' breakfast a nutrition scientist admits to craving

46:47 Switching to whole grain could lower your risk of dying early

49:42 The label trick that makes fake kefir look healthy

50:07 What to check on a kombucha label before you buy it

52:51 Why 30 plants a week beats the old '5 a day' rule

53:42 The 'diversity jar' hack for hitting 30 plants a week fast

55:45 The pantry staple that quietly boosts your plant count

57:10 The most underrated vegetable for lowering blood pressure

59:56 The 6 rules two nutrition scientists use to shop for food

📚Books by our ZOE Scientists

The Food For Life Cookbook

Every Body Should Know This by Dr Federica Amati

The Appetite Reset by Dr Federica Amati

Food For Life by Prof. Tim Spector

Ferment by Prof. Tim Spector

Good Mood Food (preorder) by Prof. Tim Spector

Free resources from ZOE

The Smart Snacking Guide: How to feed your gut, fuel your day, and snack without guilt

The Hormone Harmony Guide: Tuning Your Body’s Internal Orchestra  

Eating for Better Brain Health: Your brain-gut blueprint

How to eat in 2026 - Discover ZOE’s 8 nutrition principles for long-term health

Live Healthier: Top 10 Tips From ZOE Science & Nutrition

Gut Guide - For a Healthier Microbiome in Weeks 

Better Breakfast Guide

Mentioned in today's episode

The effect of snacking on nuts on heart health, The American journal of clinical nutrition (2020)

Low fat diets for long-term weight loss, The Lancet (2015)

Wholegrain consumption and all cause mortality, BMJ (2016) 

ZOE Snacking Study

Episode transcripts are available here.