About 1.8% of children exposed to Tylenol during pregnancy developed autism compared to 3.0% of those who were not exposed to Tylenol. Tap the link in our bio for more. 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's Impact on Glutathione and Liver Damage 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. A Possible Antidote for Tylenol (Paracetamol) Overdose American Council on Science and Health