Role of flavours in vaping uptake and cessation among New Zealand smokers and non-smokers: a cross-sectional study.

Flavours play a major role in vaping initiation for current smokers, former smokers and vaping-susceptible non-smokers, and remain important to those who continue vaping. Our findings highlight the need for regulation that allows some flavour diversity without the extravagant marketing currently used to promote vaping and e-liquids.