Diet

If we are what we eat, what exactly does that make us? Find out with our expert views:

Eat yourself fitter

Claims for oranges, omega 3 and priobiotics are over-egged. It's not so easy eating for health.

Chemistry in the kitchen: try your hand at taking the caffeine out of tea.

Some post-lunch science: The chemistry of digestion.

Discover your diet's environmental cost: Are you eating the planet?

They're not exactly new, but neither are they uncontroversial: Get the A to Z (but mainly E) of food additives.

How does munching down on a burger keep us charged up with energy and growing? Watch how we digest.

Keith Floyd follows the sun to explore the benefits of the Med diet.

Are you lost without your morning coffee fix? Or is your thing the sweet lure of chocolate? Cherie Lunghi asks what makes food addictive?

If butter is bad, why do some marge manufacturers claim their product is good for you? How bad is fat?

Have you swigged carbonic acid? Chances are you have. Find out what's really in those fizzy drinks.

Why can't you function without a cup of coffee in the morning? What's the chemicals causing the kick in your coffee?