High-protein beans are a type of legume that are high in protein and other essential nutrients. Two varieties of high-protein beans are soys and soyas. Soys are a type of edible bean that is native to East Asia and is widely used in many cuisines. Soyas are a type of edible bean that is native to South America and is also widely used in many cuisines. Both soys and soyas are high in protein, fiber, and other essential nutrients, making them a great addition to any diet.