The set is generated, never written by the brand.
NOW Foods NAC 600mg: the formulation holds up. Lead: Selenium at 25 mcg. NAC at 600mg hits the minimum effective dose for glutathione support and respiratory health. Clinical dose on the primary, and the panel holds together.
Antioxidant support, glutathione production, detoxification, respiratory health.. The N-Acetyl Cysteine is dosed clinically for general support. Molybdenum is adequately included as a cofactor. However, the selenium dose is too low to be effective, which limits the overall synergistic potential.
3 of 3 shown, 1 dose at what the trials used
Also on the label (inactive): Hypromellose (cellulose capsule), Stearic Acid (vegetable source), Citric Acid

This read comes from the product's own supplement facts panel. Every dose was cross-referenced with published clinical trials to see whether it matches what the studies actually used.

