N acetylcysteine (NAC) is an important medication used in the management of acute liver failure, especially when it is caused by paracetamol (acetaminophen) overdose. NAC works by replenishing glutathione, a vital antioxidant in NAC vs Glutathione: Which Antioxidant Wins the Battle? ESTHER FORMULA Liposome Glutathione Direct Ultra X Glutathione film with liposome technology applied Glutathione purity confirmed to be over 90% Achieve a brighter and more youthful complexion with this anti aging NAC 600mg 180 count Mark Hyman, MD