A number of studies have show that chocolate consumption may reduce the risk of developing heart disease and cancer. Scientists believe the antioxidants are also thought to enhance blood flow and hepe maintain healthy cholesterol levels. Dark chocolate and cocoa powder are particularly rich sources of antioxidants. In fact, ounce for ounce, dark chocolate and cocoa have more antioxidants than antioxidant-rich foods like buleberries and green tea. Of course, it's not good to eat too much chocolate, but it's not agood idea to cut chocolate out altogether, either.