NewVue N-Acetyl Cysteine contains 600 mg of high quality NAC in each serving (1 serving is just 1 capsule). N-Acetyl L-Cysteine, often known simply as NAC, is a stable form of the non-essential amino acid L-Cysteine. Each bottle of this NAC product contains 180 capsules of NAC for 180 servings. Our supplements are manufactured in a GMP-compliant and FDA-registered facility; and each batch of every product is tested by independent Lab These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.