noun, Biochemistry.

  1. Branched chain amino acids (BCAAs) are a grouping of three similarly structured amino acids, each with significant muscular benefits. The group includes isoleucine, leucine and valine, and is a valuable supplement used in combination with a fitness routine.

First known use approximately: 1895 to 1900

Image credit: Bulgn/Shutterstock

Leave a Reply

Your email address will not be published. Required fields are marked *