A number of studies have shown that chocolate consumption many reduce the risk of developing heart disease and cancer.Scientists believe that antioxidants reduce the chances of developing these help maintain healthy cholesterol levels. Dark chocolate and cocoa powder are particularly rich sources of antioxidants. In fact, ounce for for ounce , dark chocolate and cocoa have more antioxidants than antioxidant-rich foods like blue berries and green tea. Of course, it's not good to eat too much chocolate , but it's not a good idea to cut chocolate out altogether,either.