Acetaminophen Toxicity: How Genetic Susceptibility Combines with Environmental Factors The Acetaminophen Molecule Tylenol Myth busting, Acetaminophen version. "Avoid Acetaminophen (Tylenol) because it causes glutathione depletion". Truth?? As a pediatrician and ER doctor and as moms we're often asked about this. And we understand why: Tylenol depletes something called glutathione. Glutathione is a master antioxidant and your first line of protection against environmental toxins. It detoxifies and protects your cells. It protects your immune system and Acetaminophen toxicity EMCrit Project TYLENOL [Acetaminophen] metabolism A lot of GLUTATHIONE is needed to deal with the Oxidative Stress generated by the CYP 450 metabolism of Tylenol. When people go to the ER for Tylenol Overdose