NAC is one of those compounds that exposes how little we're taught to think in systems. Yes, it supports glutathione synthesis but clinically, its impact on ammonia clearance and glutamate regulation Lower Posterior Cingulate Cortex Glutathione Levels in Obsessive Compulsive Disorder ScienceDirect A Pilot Examination of Oxidative Stress in Trichotillomania Obsessive Compulsive Disorder OCD Life Extension