Not Convinced The Food Industry Is Purposely Creating Foods That Make You Physically Addicted, Increase Your Appetite, Make You Fat And Give You Disease? Then Read:

Fast Food Nation by Eric Schlosser:
http://www.amazon.com/exec/obidos/ASIN/0395977894

The Crazy Makers: How the Food Industry Is Destroying Our Brains and Harming Our Children by Carol Simontacchi:
http://www.amazon.com/Crazy-Makers-Industry-Destroying-Children/dp/B001GQ3DZ6

Genetically Engineered Food: Changing the Nature of Nature by Martin Teitel Ph.D.:
http://www.amazon.com/exec/obidos/ASIN/0892819480

Food Politics: How the Food Industry Influences Nutrition and Health by Marion Nestle:
http://www.amazon.com/exec/obidos/ASIN/0520240677

Restaurant Confidential: The Shocking Truth about What You're Really Eating When You're Eating Out by Michael F. Jacobson Ph.d.:
http://www.amazon.com/exec/obidos/ASIN/0761100350

Fat Land: How Americans Became the Fattest People in the World by Greg Critser:
http://www.amazon.com/exec/obidos/ASIN/0618380604