Avoid Tylenol with vaccines. A key reminder often emphasized in vaccine education is to avoid using Tylenol (acetaminophen) alongside vaccination. Tylenol requires glutathione for proper metabolism in the body. When glutathione Vaccinations Less Effective Following Tylenol Mommyhood101 Actress and longtime anti vaccine activist Jenny McCarthy took to social media to weigh in on recent debates about acetaminophen (Tylenol), vaccines, and autism, sharing her concerns about glutathione The role of oxidative stress, inflammation and acetaminophen exposure from birth to early childhood in the induction of autism William Parker, Chi Dang Hornik, Staci Bilbo, Zoie E. Holzknecht, Lauren Gentry,