Homocysteine May Decrease Glucose Uptake and Alter the Akt GSK3 GLUT1 Signaling Pathway in Hippocampal Slices: Neuroprotective Effects of Rivastigmine and Ibuprofen Molecular Neurobiology Springer Nature Link 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. Better alternatives for pain relief than Tylenol NSAIDs Turnpaugh Health & Wellness How NSAIDs Affect Glutathione Levels Pure TheraPro Rx