NAC vs Glutathione: Comparing Antioxidant Powerhouses for Your Health IVDrips Glutathione vs. NAC: Which Antioxidant Is Best for Your Liver? Life Extension NAC vs Glutathione: Differences, Synergies & Benefits Explained N acetylcysteine (NAC) is an antioxidant and anti inflammatory compound that helps the body reduce oxidative stress by boosting levels of glutathione, one of the body's main natural defenses against inflammation. In a study Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification