What Vape Should You Buy To Quit Smoking? Cigarettes, Smokeless Tobacco, and Vapes: Key Facts for Quitting and Staying Healthy Maryland Physicians Care Latest Cochrane Review finds high certainty evidence that nicotine e cigarettes are more effective than traditional nicotine replacement therapy (NRT) in helping people quit smoking Cochrane Vaping is not replacing smoking. It is often added to it. This is called dual use. Nearly half of e cigarette users still smoke cigarettes. What this means: Smoking continues alongside vaping