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 and Inflammation Glutathione Reporter Frontiers Glutathione: A Samsonian life sustaining small molecule that protects against oxidative stress, ageing and damaging inflammation Lung glutathione and oxidative stress: implications in cigarette smoke induced airway disease American Journal of Physiology Lung Cellular and Molecular Physiology American Physiological Society MET TATHIONE Reduced Glutathione with Algatrium Food Supplement 500mg 30 Softgel Capsules Lazada PH JCI Insight Attenuation of lung fibrosis in mice with a clinically relevant inhibitor of glutathione S transferase