Proteins are essential nutrients. They are building blocks for the body and vital for every function. Your body uses it to build and repair tissues, to make enzymes, hormones and other body chemicals. It is an important building block of bones, muscles, cartilage, and blood.
Protein is also important for maintaining lean muscle mass after exercise and as we age. It’s even important for healthy skin, hair and nails.
In short, protein is a macronutrient that the body requires a lot of in order to function properly and optimally.