Vape Age Laws: Minimum Age to Buy Vapes in the U.S. & Online How Old Do You Have to be to Vape? Minimum Legal Age? LOOKAH The FDA Regulations say the minimum age to sell tobacco and vaping products is 18, but it may be different for your store. We Card We regularly receive reports of retailers selling vapes to children, who are often enticed by the colourful packaging and sweet flavours used by some vaping manufacturers. The legal age to buy vapes how old do you have to be to vape Definitive Guide