Best Glutathione Supplement 4 Recommendations in 2026 Tylenol an overview ScienceDirect Topics Tylenol Acetaminophen Paracetamol is the most widely used over the counter anti fever and anti pain drug in children. It is well tolerated and considered safe. But is it really safe? Use of Tylenol, even just one dose, 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. Frontiers Paracetamol Induced Glutathione Consumption: Is There a Link With Severe COVID 19 Illness?