Amino acids are characterized by their central carbon atom, known as the α-carbon, which is bonded to an amino group (-NH2), a carboxyl group (-COOH), a hydrogen atom, and a variable side chain ...

The carbons and oxygens of the carboxylic acid functional group are red. (B) This is the structure of oleic acid, an 18-carbon unsaturated fat. The carbons of the alkene functional group ...

“These are a group of amino acids that are essential for human health ... and this can enhance functional performance. BCAAs, especially leucine, are known for their role in stimulating muscle ...