Red #3 (Erythrosine) and Red #40 (Allura Red)

Both are Food dyes that are orange-red and cherry red, respectively. Red #40 is the most widely used food dye in America.

FOUND IN Fruit cocktail, candy, chocolate cake, cereal, beverages, pastries, maraschino cherries, and fruit snacks.

WHAT YOU NEED TO KNOW The FDA has proposed a ban on Red #3 in the past, but so far the agency has been unsuccessful in implementing it. After the dye was inextricably linked to thyroid tumors in rat studies, the FDA managed to have the lake (or liquid) form of the dye removed from external drugs and cosmetics. You should avoid foods containing these controversial additives.