Betterbrand BetterLungs Lung Support Supplement with NAC, Mullein Leaf for Smokers, Respiratory Health Formula with Elderberry, Vitamin D, Ginseng, Reishi Mushroom – 60 Capsules – Pack of 2

Customers find the supplement effective, with one noting it works like an expectorant from cold medicine, and report significant improvements in breathing and reduced phlegm. The supplement is easy to take and swallow. While some customers say it makes them feel better, others report nausea and throat pain as side effects. The product has a strong smell and receives mixed feedback about its taste, and customers consider it not worth the money.