The Selenoprotein Glutathione Peroxidase 4: From Molecular Mechanisms to Novel Therapeutic Opportunities 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 Glutathione Buyer's Guide: What You Should Look For In a Glutathio What do NSAIDs do to your gut? The Movement Paradigm Liposomal Glutathione Capsules