"Red wine has a chemical in it called rezveritrol, which is a very strong antioxidant that's also been shown to be heart-healthy," Dr. Oz says. "Red wine has the material from the skins of the grapes [the rezveritrol]. The white wine has that skin stripped away. So if you're going to drink wine and you're going to take the hit on calories, drink red wine."
How much of all these healthy foods should you be eating daily?