Branched-Chain Amino Acids, or BCAA’s, are amino acids that help muscle growth and sustenance in several ways. Many studies have shown they may increase nitrogen levels in your muscles, which allows you to work out without losing lean muscle tissue later. They can also help sustain muscle glycogen stores. This means that during your workout, you’ll get more fuel to lift more weight and carry out more reps. EAA stands for “Essential Amino Acid.” These are compounds that the body does not make—you