Secrets of Your Supermarket Food

A look behind the scenes at a dairy farm.

Investigating the conditions under which hens lay eggs.

The shocking sugar content of some smoothies is revealed.

Is going green always good for us?

How much of a star ingredient is in the end product?

'Use by', 'best before' and 'display until' are explained.

A report on baby foods with high levels of sugar.

Is bottled mineral water really a step up from tap water?