Obsessive compulsive disorder (OCD) and concentration/attention symptoms in pediatrics

Central nervous system (CNS) glutamate abnormalities have also been implicated in tic disorders, obsessive compulsive disorder, and attention deficit or hyperactivity disorder. N-acetyl-cysteine (NAC, precursor to glutathione) is one antioxidant which has been shown to be useful in reducing symptoms of obsessive compulsive disorder, associated with modulation of CNS glutamate levels.