Tyrosine is really a non-vital phenylalanine-derived amino acid. Tyrosine’s composition is made a para-hydroxylated phenyl ring linked to a pentanoic acid team, that's a five member carbon chain by using a carboxyl (C(=O)OH) group about the terminal carbon. This pentanoic acid chain is substituted at R2 by having an amino https://revivalschem.com/product/buy-blue-mandala-mix/