Source Naturals N-Acetyl Cysteine (NAC), 1000 mg, 60 TabletsSource Naturals NAcetyl Cysteine (NAC) provides 1000 mg of NAC per tablet, with 60 tablets per bottle. NAC is a stable form of the sulfurcontaining amino acid Lcysteine. It serves as a precursor to cysteine and glutathione, an essential antioxidant in the body. Glutathione acts as a cofactor for glutathione peroxidase, a critical antioxidant enzyme, particularly in the liver. NAC supplementation has been shown to support respiratory health, as