Glutathione system enhancement for cardiac protection: pharmacological options against oxidative stress and ferroptosis Cell Death & Disease Disturbances of the Lung Glutathione System in Adult Guinea Pigs Following Neonatal Vitamin C or Cysteine Deficiency 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 GLUTATHIONE and Lung Disease Lung Cancer Targeted by Photoacoustic Imaging of Elevated Glutathione Increase in Extracellular Glutathione Peroxidase in Plasma and Lungs of Mice Exposed to Hyperoxia Pediatric Research