How Much Protein Do You Actually Need Per Day? (The Real Answer)
If you have spent any time in fitness communities online, you have probably heard every number imaginable. Some people say 1 gram per pound of bodyweight. Others say 0.8 grams. Your gym buddy swears by 300 grams a day. A random YouTube video tells you protein does not matter as long as you eat clean. Everyone has an opinion. Very few of them are actually backed by science. This guide cuts through all of it. We went through the peer-reviewed research so you do not have to, and the answer is both simpler and more nuanced than most fitness influencers will ever tell you. First, Why Does Protein Even Matter? Before getting into numbers, it helps to understand what protein actually does in your body so the recommendations make more sense. Protein is made up of amino acids, which are the literal building blocks your body uses to repair and grow muscle tissue. Every time you lift weights, you create microscopic tears in your muscle fibers. Your body repairs those tears using amino ...