But are they just a fad? BCAAs stand for branched-chain amino acids, of which there are three types: leucine, valine and isoleucine. They’re part of the wider group of 20 amino acids ...

A multi-omics study reveals that impaired branched-chain amino acid (BCAA) catabolism is a key driver of sarcopenia, ...

Of those nine, three are branch-chain amino acids (BCAAs). Leucine falls into both groups. All BCAAS are vital for building and repairing muscles, and some researchers say leucine may be the most ...

Discover the key differences between amino acids and proteins, and learn when it's most beneficial to consume each to optimize your performance and muscle recovery.