Some foods are so healthy they star on every nutrition expert’s list of super foods. But often missing on those lists are some underrated gems that can definitely upgrade your diet. We tapped nutrition experts to find out their favorite underrated fare. They only selected whole foods that are familiar, widely available, affordable, and nutrient-rich -- and that taste great. Here are their top picks. 1. Beans and Lentils Beans and lentils really are nutrition superstars -- rich in protein, fiber, complex carbs, iron, magnesium, potassium, and zinc. Bonnie Taub-Dix, RD, author of Read It Before You Eat It, says healthy foods like beans and lentils defy the recommendation to only shop the perimeter of the grocery store. "There are hundreds of essential foods like beans and lentils lining the shelves in the center aisles that should not be overlooked." Beans are versatile and easy on your wallet, and Taub-Dix suggests you can lower the sodium in canned beans by ...