N acetylcysteine is most commonly taken to help support detoxification and antioxidant health.
Additionally, NAC has been shown to support glutathione levels in the body. Glutathione is a key player in many important processes in the body, including detoxification.
It may have help thin mucus and disrupt biofilm naturally, and has been regarded to support antioxidant activity in the lung.
Increasingly, NAC has been discussed in the research to support many aspects of mental health, in part to glutathione and antioxidant activity, but also vascular function and potentially support neurotransmitter balance.