Endometriosis: Symptoms, Causes and Natural Support Strategies 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 Dietary Interventions for Endometriosis: What You Need to Know Targeting Oxidative Stress Involved in Endometriosis and Its Pain Have you heard of glutathioneGlutathione is your body's master antioxidant. If you have inflammation you want healthy glutathione levels. A few small studies show that glutathione capacity is reduced in endo