NOW Foods NOW Foods, NAC with Selenium, 100 Capsules

NAC 600 mgFree Radical ProtectionMaintains Cellular HealthNon-GMOA Dietary SupplementKosherAmino AcidsFamily Owned Since 1968HalalGMP Quality AssuredN-Acetyl Cysteine (NAC) is a stable form of the non-essential amino acid cysteine. It is a sulfur-containing amino acid that acts as a stabilizer for the formation of protein structures, and is also necessary for the formation of glutathione. Molybdenum and selenium are essential trace minerals that facilitate the production of several important enzymes.