Green veggies have long been hailed as the go-to good-for-you food, but dark fruits, veggies, and grains are nutritional powerhouses, too. Their color comes from anthocyanins, plant pigments that may help lower the risks of diabetes, heart disease, and cancer.
In fact, "black foods have more antioxidants than light-colored foods because of their high pigment content," says Cy Lee, Ph.D., a professor of food chemistry at Cornell University in Ithaca, New York. Can't find one of these deep-hued superfoods at your local supermarket? Try natural-foods stores and ethnic groceries.