PREVIOUS reports have indicated that a phenylalanine-deficient diet initiated in the early months of life may be effective in preventing the severe mental retardation commonly seen in patients ...

Many foods are pleasurable to eat, but some contain dopamine-inducing amino acids. Here’s what nutritionists have to say ...

Aspartame a methyl ester L-aspartylphenylalanine, is a widely used sweetener. The intake of aspartame was studied in 51 adults 23 of whom were carriers for phenylketonuria (PKU). The study was ...

Medically reviewed by Allison Herries, RDN L-tyrosine is an amino acid that's often used in supplements to improve cognitive ...

Once a child was diagnosed, a strict low-phenylalanine diet could prevent further damage, but Warner had no easy way to measure phenylalanine levels in his PKU patients’ blood to monitor the diet’s ...

Persons with PKU cannot metabolize phenylalanine and, undetected and unaddressed, the condition can cause significant health problems. For these people, treatment means simply avoiding foods and ...