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Why you can't stop eating: The science of cravings, food addiction and 5 ways to regain control | Michael Pollan & Prof Tim Spector

ZOE Science & Nutrition

ZOE

May 28, 2026

Show Notes

If you feel like you can’t stop eating, constantly crave junk food, or struggle with overeating, this episode will change how you see food.

Michael Pollan, one of the world's most influential science writers, joins Professor Tim Spector to explain how ultra-processed food may drive food addiction, override fullness signals, and keep us craving more. Together, they explore why foods high in sugar, salt, and fat can feel so hard to resist, and what we can do to fight back.

Michael and Tim unpack how the modern food system changed over the last 50 years, and why many ultra-processed foods are designed around “craveability.” They explain how these foods may stimulate the brain’s reward systems, why fibre and plants help us feel fuller, and why cooking more meals at home may help reduce overeating without calorie counting.

The episode includes practical ways to regain control of your eating habits, reduce cravings, feel better and live more healthy years.

If your cravings feel impossible to control, is it really a lack of willpower, or is modern food engineered to keep us coming back for more?

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Timecodes

Intro

How monoculture changed modern food

Are we basically made of corn?

The 3 ingredients engineered to drive cravings

Why ultra-processed food keeps you hungry

Why governments subsidize junk food

How fast food changed family cooking

Is ultra-processed food destroying family meals?

What happens when you stop eating plants? Your gut microbes are eating too

Caffeine and the world’s most used drug

Michael Pollan quits caffeine for 3 months

Is caffeine addiction actually harmful?

Coffee and heart disease risk explained

Why workplaces normalized caffeine The simplest way to stop overeating

Did food companies convince us cooking is hard?

How to identify ultra-processed food

Michael Pollan’s famous food rule explained

Why “plant-based” doesn’t always mean healthy

The Japanese habit that may reduce overeating

How food companies engineer craveability

Are food companies manipulating your cravings?

Why eating 30 plants a week matters

Eat food, not too much, mostly plants

Why you can't stop eating: The science of cravings, food addiction and 5 ways to regain control | Michael Pollan & Prof Tim Spector — Podcst