
Branched-chain amino acids (BCAAs) are nutrients that the human body uses to build proteins for muscle tissue. We get all the BCAAs we need from the food we eat, but some athletes, bodybuilders and gym-goers take BCAA supplements to give their muscles additional support during and after workouts.
Scroll down to learn more about branched-chain amino acids, or select one of the following headings to skip ahead:
- What exactly are BCAAs?
- What do branched-chain amino acids do?
- Which foods contain BCAAs?
- Should I take BCAA supplements?
