Unsafe Food Additives

Butylated Hydroxyanisole (BHA): Helps prevent rancidity in fats, oils and food containing oils. According to the US government's National Toxicology Program it is "reasonably anticipated to be a human carcinogen", based on animal studies.

Partially Hydrogenated Oil: Oils can be made into semi-solid shortenings and margarine by chemically adding hydrogen. This process creates trans fats, which raise bad cholesterol and lower good cholesterol.

Propyl Gallate: Preservative. The best studies hinted that it might cause cancer.

Information Source: Nutrition Action

Want help remembering what chemicals to avoid check out my quick guide to chemical additives.