The mung bean, alternatively known as the green gram, maash, or moong, is a plant species in the legume family. Mung beans are incredibly versatile and typically eaten in salads, soups and stir-frys. They’re high in nutrients and believed to aid many ailments. These beans are one of the best plant-based sources of protein. They’re rich in essential amino acids, such as phenylalanine, leucine, isoleucine, valine, lysine, arginine and more.