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 Did you know that the legal age to purchase and use vaping products in the United States is 21 years of age? For more information about youth nicotine use visit https: med.stanford.edu halpern felsher reach lab parent corner.html 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