Amino Acids

Amino acids are the fundamental building blocks of proteins, acting like letters that form words (proteins) with crucial roles in building muscle, repairing tissue, making hormones, and supporting bodily functions; there are 20 main types, some your body makes (nonessential) and others you must get from food (essential), like histidine, isoleucine, and tryptophan. They consist of an amino group, a carboxyl group, and a unique side chain, determining their function and how proteins fold