NAC N-Acetyl-L-Cysteine 500 mg 120 tabs NAC, the acetyl derivative of L-cysteine, is more stable than L-cysteine, and can convert into L-cysteine after being absorbed. NAC is a natural source of sulfur for metabolism, and an antioxidant that supports glutathione synthesis.* NAC may be used instead of L-cysteine as an adjunct to Item #70130 Original AntiOx. Free form amino acid, high purity, well tolerated, and in tablet form to insure potency. Product Info– Serving Size:1 Tablet Servings Per Container:120 Disclaimer Amount Per Serving N-Acetyl-L-Cysteine500 mg Other Ingredients: Dicalcium phosphate, microcrystalline cellulose, magnesium stearate, silicon dioxide, stearic acid, croscarmellose sodium Suggested Use– As a dietary supplement, 1 tablet one to three times daily, or as directed by a healthcare practitioner. Warnings– Keep in a cool, dry place, tightly capped. Short Shelf Life:Item has a short shelf life of 6 months or less. These statements have not been evaluated by the Food and Drug Administration (FDA). These products are not meant to diagnose‚ treat or cure any disease or medical condition. Please consult your doctor before starting any exercise or nutritional supplement program or before using these or any product during pregnancy or if you have a serious medical condition.