Tylenol and Glutathione: A Closer Look At Their Relationship Does Acetaminophen Deplete Glutathione? Understanding the Connection Cymbiotika CYMBIOTIKA 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. Tylenol's Impact on Glutathione and Liver Damage