8 Foods You Should Eat Every Day: Black Beans

All beans are good for your heart, but black beans are great because they also boost your brainpower.

They're chock full of anthocyanins; antioxidant compounds that scientists have found to improve brain function.

A 1/2 cup a day will provide 8 grams of protein, 7.5 grams of fiber, and is low in calories and free of saturated fat.