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Protein is an essential nutrient found in animal products, nuts, and beans. The name protein name comes from the Greek word protos, which means âfirst.â Your body uses proteins in your diet to build new cells, maintain tissues, and synthesize new proteins that make it possible for you to perform basic bodily functions.
Amino acids, linked together in a long chain and then folded into a globule or fiber, make up a protein molecule. You require protein in your diet because the amino acids in the protein are necessary for your body to create the muscle tissue, hormones and enzymes that you need for good health.Your body must digest your food proteins to access their amino acids, and you do this with the help of protein digestive enzymes.mino acids, linked together in a long chain and then folded into a globule or fiber, make up a protein molecule. You require protein in your diet because the amino acids in the protein are necessary for your body to create the muscle tissue, hormones and enzymes that you need for good health.