Michael Pollan's first food rule is simple: Eat Food, which he considers to be a different thing than what he calls edible foodlike substances, or "highly processed concoctions designed by food scientists, consisting mostly of ingredients derived from corn and soy that no normal person keeps in the pantry, and contain chemical additives with which the human body has not been long acquainted."

1. Palm Oil

Many of those substances are bad for our health, bad for our planet and show up in really surprising places. One of the most blatant examples is palm oil, which is now found in just about everything; alm...Read the full story on TreeHugger