How are adolescents getting their vaping products? Findings from the international tobacco control (ITC) youth tobacco and vaping survey.

•We report sources of vaping products reported from a 2017 web-based survey of 12,128 adolescents.•7.5% of adolescents had purchased a vaping product in the past year.•Vape shops were the mostly commonly reported location for buying a vaping product.•Purchasing was more common by those who vape more frequently and by those of legal age.•A regulatory balance is needed to restrict access to nonsmokers while allowing access to smokers.