A guide to additives in supermarket foods including numerous basics such as bread, meat, soft drinks, dairy products and snack foods. Includes recipes for natural and healthy alternatives to each of these. Also includes a comprehensive guide to every food code from 100 to 1520, explaining where the additives come from, what they do in the food and whether they have any potential adverse health effects. Also has a handy illustrated checklist of additives that should be avoided.