UNDERSTANDING PHENYLKETONURIA (PKU)

Phenylketonuria phenylketonuria is a rare hereditary disorder. It impacts the body's power to process an protein building block called phenylalanine. Normally, the organs makes an enzyme designated as phenylalanine hydroxylase, which converts phenylalanine into tyrosine. In those suffering from PKU, this enzyme fails to function properly. As a resu