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Our bodies are made of protein. All parts of the body depend in some way on protein for survival. In fact, the word protein was coined by a Dutch chemist in 1839 and means “of first importance”. Here’s an example of protein’s importance in our bodies: 98 percent of hair and skin are protein Heart,
Protein foods include both animal (meat, poultry, seafood, and eggs) and plant (beans, peas, soy products, nuts, and seeds) sources. We all need protein—but most Americans eat enough, and some eat more than they need. How much is enough? Most people, ages 9 and older, should eat 5 to 7 ounces* of protein foods each
Our bodies don’t store protein, so protein needs are generally higher for individuals attempting to increase muscle mass and strength because exercise causes substantial changes in protein metabolism. This is why body builders often consume a lot of protein. The proteins in your muscles are continually turned over as muscle is broken down and new