Protein also takes more energy to digest than other foods, which may offer a small advantage if you're trying to lose weight, she said. It is possible to eat too much protein , however.

Here are the best-tasting protein bars, ... in an ideal world, protein intake should come from real, high-protein foods instead of supplements.

Your body needs protein to stay healthy and work the way it should. More than 10,000 types are found in everything from your organs to your muscles and tissues to your bones, skin, and hair.