Branched-Chain Amino Acids (BCAAs) are a group of three essential amino acids, namely leucine, isoleucine and valine. These three are among a group of nine essential amino acids that cannot be made by your body and must be obtained through diet.
Overall, there are 20 amino acids that make up the many different proteins in our body. BCAAs are found in foods rich in protein such as eggs and dairy products. BCAAs are also a popular dietary supplement and mainly comes in powder form. BCAA supplements are taken in order to boost muscle growth and enhance exercise performance. They also help reduce fatigue after exercise.