Natural Factors N-Acetyl-L-Cysteine (NAC) 500 mg capsules contain a highly stable form of cysteine, an important and diverse amino acid. NAC makes up Glutathione, a critical antioxidant scientifically proven to scavenge free radicals. NAC has the unique ability to maintain healthy lung tissue, support the body's natural defenses and enhance cellular health and longevity. These qualities make NAC especially beneficial for active people, the elderly and those exposed to polluted environments.*
Suggested Usage: 1 capsule, 2-3 times per day or as directed by a health professional.
Contains no artificial preservatives or color, no dairy, sweeteners or yeast.
Warning: Although NAC's active sulfur is beneficial, some people sensitive to the sulfur may experience stomach irritation.