what are incomplete proteins
Complete proteins have all nine essential amino acids. Eggs, cheese, and meat have complete proteins. Incomplete protein sources are low in one or more essential amino acids. Beans and tofu are good but incomplete sources of protein because they contain lower amounts of some essential amino acids.ggs, cheese, and meat have complete proteins. Incomplete protein sources are low in one or more essential amino acids. Beans and tofu are good but incomplete sources of protein because they contain lower amounts of some essential amino acids.