UNDERSTANDING PHENYLKETONURIA (PKU)

Phenylketonuria phenylketonuria is a rare inherited condition. It affects the body's power to break down an essential nutrient called phenylalanine. Typically, the body makes an enzyme known as phenylalanine hydroxylase, which transforms phenylalanine into tyrosine. In individuals with PKU, this enzyme fails to function properly. As a result, pheny