Acetaminophen metabolism 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. Acetaminophen causes neurodevelopmental injury in susceptible babies and children: no valid rationale for controversy Full article: The development and hepatotoxicity of acetaminophen: reviewing over a century of progress PDF] Evidence that Increased Acetaminophen use in Genetically Vulnerable Children Appears to be a Major Cause of the Epidemics of Autism, Attention Deficit with Hyperactivity, and Asthma Semantic Scholar Tylenol And Glutathione Invigor Medical