Here's how to make Tylenol work way better Dose it correctly: 1,000 mg at a time, spaced every 8 hours. Smaller doses don't control pain as well. Take it A guide to managing acute liver failure Cleveland Clinic Journal of Medicine Do You Reach for Tylenol Often? Whether it's for pain, headaches, or fever Tylenol (acetaminophen) is one of the most commonly used medications. But here's something most people don't realize Tylenol lowers glutathione, which is why it can cause liver failure. Low glutathione can cause many serious health problems that can vary from person to person. Finding out if you have genes that can Is Tylenol Bad for Your Liver or Kidneys? GoodRx Glutathione Depletion LivOn Labs