Glutathione is such an important antioxidant in human physiology, meaning it acts to combat oxidative stress. Strategies for increasing glutathione include: Consume sulfur rich foods like cruciferous vegetables Ensure you get WHEN YOU THINK "GLUTATHIONE," THINK GREEN! Read more on glutathione at my blog here: https: www.deannaminich.com ways to boost your glutathione levels for optimal health NAC is a great supplement. It's awesome stuff to support healthy lungs. NAC is a known mucolytic. That is a fancy term meaning breaking up mucus. Now, research does show that NAC 15 Glutathione Benefits: How to Improve Your Mind & Body