Cochrane Library: Vaping Helps Quit Smoking The Royal College of Physicians (RCP) concluded in its report, E cigarettes and harm reduction: An evidence review, that these devices play a crucial role in lowering health inequalities and deaths linked to Nicotine Research Group King's College London We tweeted in error that Cochrane review of vaping was funded by British American Tobacco. We understand the review is impartial from a respected journal. We also know that people who vape