Tyrosine is really a non-vital phenylalanine-derived amino acid. Tyrosine’s composition is designed a para-hydroxylated phenyl ring connected to a pentanoic acid team, that is a five member carbon chain that has a carboxyl (C(=O)OH) team on the terminal carbon. This pentanoic acid chain is substituted at R2 with an amino https://revivalschem.com/product/buy-4-fma-150mg-pellets/