Studies show children with autism have significantly lower levels of glutathione, the body's master antioxidant. Without enough glutathione, the body struggles to eliminate toxins, making it harder to cope with everyday Foods Rich in Glutathione : A Complete Guide by Dr. Deepthi Increased glutamate and glutamine levels and their relationship to astrocytes and dopaminergic transmissions in the brains of adults with autism Scientific Reports Foods High in Glutathione Dr. Christina Carlyle Serum zonulin level in autistic children and its relation to severity of symptoms a case control study Scientific Reports