what food sources does proteins come from
Because complete proteins contain all essential amino acids, they are often referred to as high-quality proteins and easily utilized by your body. Sources of Complete Protein. Animal sources of protein are complete proteins, and some plant foods contain all essential amino acids.Sources of complete animal proteins include milk, yogurt, cheese, meat, poultry, fish, seafood and eggs. Soy protein is a plant-based source of high-quality, complete protein.ecause complete proteins contain all essential amino acids, they are often referred to as high-quality proteins and easily utilized by your body. Sources of Complete Protein. Animal sources of protein are complete proteins, and some plant foods contain all essential amino acids.