It actually works and does exactly what it says it does, I mean it does work differently for everybody though for example, when I first started taking it, I really wasn’t coughing up anything but after like a week of taking it, I did feel that I could take deep breaths, but around that time frame I really wasn’t smoking or vaping, and once I started vaping, while taking better lungs, I began to cough up mucus every so often it was like it was immediately cleaning my lungs out every time smoke en...