What purpose does proteins serve in your body?

Protein mainly repairs cells as it's found in almost every living cell. Protein forms many body structures, including muscles, skin, and hair. t maintains and replaces tissues in your body. Protein manufactures hemoglobin (red blood cells that carry oxygen). It's integral to your body's blod clotting ability. As well, it manufactures antibodies to fight diseases and illnesses. It also forms enyzmes that catalyse chemical reactions throughout your body.