Levels of Reduced Glutathione (GSH) in Plasma and Lungs of Control and Download Table Smoker lungs aren't a lost cause. NAC and mullein leaf is the stack nobody talks about. NAC thins mucus and bumps glutathione back up. Mullein calms inflamed airways so the morning cough Glutathione peroxidase 3 localizes to the epithelial lining fluid and the extracellular matrix in interstitial lung disease Scientific Reports JCI Insight Attenuation of lung fibrosis in mice with a clinically relevant inhibitor of glutathione S transferase Glutathione S transferases and their implications in the lung diseases asthma and chronic obstructive pulmonary disease: Early life susceptibility? ScienceDirect