New Delhi, March 2 -- Amino acids, the building blocks of protein, are essential for building and repairing the tissues of the body. Among them, BCAA or Branched-Chain Amino Acids stand out for their crucial role in muscle building. It comprises three essential amino acids - leucine, isoleucine and valine. The molecular structure of this amino acid includes branches and they are metabolised by the body. It helps stimulate muscle protein synthesis by activating the pathway in the body. Besides boosting muscle building, it also helps reduce muscle soreness by decreasing the damage in exercised muscles. While taking BCAA-rich food is the best way to maintain a healthy balance of this amino acid in the body, taking supplements can also work e...