You probably know you need protein in your diet, and you likely have an idea of where you can find it. Meat, nuts, and eggs may all come to mind when you think of protein-rich foods, and perhaps you’ve even tried supplements like protein bars or whey protein powders. But do you know what protein is, exactly, and what it does for your body? Protein is a macronutrient, which means it’s a substance that you need to stay alive. Protein is basically the building block of life; it helps to repair and build tissues and muscle. Here’s what else you need to know about protein, including how much of it you should be getting a day. Made up of amino acids, it is a building block for your muscles, bones, skin, cartilage, and blood. Protein helps you build muscle mass, keeps your immune system strong, balances your hormones, and helps give you that full feeling after you eat. Everyone’s protein needs are slightly different, but the Recommended Daily Allowance (RDA) is a minimum of 0.8 gr...
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