Glutathione Benefits: The Antioxidant You've Never Heard Of Your liver's unsung hero: Glutathione Let's talk about what really happens when you take Tylenol (acetaminophen). Your liver breaks down acetaminophen through several pathways. One pathway creates NAPQIa reactive compound that needs 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: Yes there is good evidence that acetaminophen (the active ingredient in Tylenol) can deplete glutathione under certain conditions. But whether that matters depends on dose, duration, and individual factors. The Use and Potential Benefits of N Acetylcysteine in Non Acetaminophen Acute Liver Failure: An Etiology Based Review 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