N-Acetyl Cysteine (or NAC) is a more stable form of the amino acid L-Cysteine. As a precursor to L-Cysteine, NAC and helps the body synthesize Glutathione.* NAC possesses antioxidant properties that may help fight cell-damaging free radicals.* Studies have shown that oxidative stress caused by free radicals may contribute to premature aging of cells.*
*  Note: Unless otherwise noted, products on our web site have not been evaluated by the Food and Drug Administration. They are not intended to diagnose, treat, cure, or prevent any disease.