One drop blocks up to 33% of tar and nicotine
Furthermore, improvement in shortness of breath, reported significantly more often among cytisine users in this study, supports the hypothesis that early abstinence yields measurable respiratory benefits within weeks of cessation 16
Authors: Additional co-authors include Hai-Yen Sung, PhD, Lela Chu, Joanne Spetz, PhD, and Wendy Max, PhD
Additional data from the US Surgeon Generals office has found that former smokers experience improved lung capacity and function as their airways clear
For example, if the manufacturer of the same Kent in the 2010s had not talked about the silk thread packed in the acetate filter, then it is unlikely that anyone at all noticed this innovation