THIS is a great article about your nutrition (from the New York Times) It talks about REAL food vs. pre-processed foods with "injected" nutrients etc. Its a long article although I encourage anyone who cares about their health to read it!

http://www.nytimes.com/2007/01/28/magazine/28nutritionism.t.html?ex=1327640400&en=7c85a1c254546157&ei=5088&partner=rssnyt&emc=rss