Supports respiratory function, glutathione production and detoxification* N-Acetyl-l-Cysteine (NAC) is a derivative of the dietary amino acid l-cysteine. NAC has a high affinity for lung tissue, which it supports through mucolytic and antioxidant action. NAC supports tissue levels of glutathione, a key component of the antioxidant defense system.* • Supports cellular antioxidant defense system* • Promotes healthy lung tissue* • Made with hypoallergenic ingredients

Rare side effects may include nausea, vomiting, headache, dry mouth, dizziness, or abdominal pain. If pregnant or lactating, consult your physician before taking this product.NAC may interact with nitroglycerin and metoclopramide. Consult your physician for more information.