UNDERSTANDING PHENYLKETONURIA (PKU)

Phenylketonuria PK is a rare hereditary disease. It influences the body's power to metabolize an essential nutrient called phenylalanine. Normally, the organs makes an enzyme called phenylalanine hydroxylase, which changes phenylalanine into tyrosine. In individuals with PKU, this enzyme fails to function properly. As a result, phenylalanine increa