Could Tylenol be making your child's health worse? Acetaminophen is widely used for pain and fever relief, but research suggests it depletes glutathione, a powerful antioxidant essential for immune function, Tylenol, Autism, And The Glutathione Connection OC Integrative Medicine Tylenol's Impact on Glutathione and Liver Damage Figure 1 from Acetaminophen toxicity and 5 oxoproline (pyroglutamic acid): a tale of two cycles, one an ATP depleting futile cycle and the other a useful cycle. Semantic Scholar