- Precursor to Glutathione
Supports Liver & Lung Function
N-ACETYL-L-CYSTEINE (NAC) is a powerful antioxidant amino acid and a precursor in the body to the critical endogenous antioxidant glutathione. Glutathione exerts a variety of protective effects, including detoxification and intracellular defense against oxidative stress. Substances known to reduce glutathione status are acetaminophen and alcohol.