Supplements and Vitamins for Autism Grateful Care ABA Evidence of oxidative damage and inflammation associated with low glutathione redox status in the autism brain Translational Psychiatry Acetaminophen's Role in Autism and ADHD: A Mitochondrial Perspective Tylenol can lower the body's key antioxidant, glutathione, though this isn't seen on routine labs. But mechanistic data clinical proof, so we still need good trials. The Tylenolautism link isn't clear.