Understanding Phenylketonuria (PKU)
Phenylketonuria PK is a rare hereditary disease. It impacts the individual's ability to metabolize an amino acid called phenylalanine. Typically, the body makes an enzyme known as phenylalanine hydroxylase, which changes phenylalanine into tyrosine. In people who have PKU, this enzyme fails to function properly. As a result, phenylalanine increases