Vape Age Laws: Minimum Age to Buy Vapes in the U.S. & Online Did you know? The Tobacco 21 law raises the legal age to buy tobacco and vaping products from 18 to 21. Why? To help protect young people from a lifetime of addiction. Chart: Teenagers Two to Three Times More Likely to Vape Than Smoke Statista The FDA may approve certain vape flavors to help adults switching away from tobacco cigarettes. However, this can be health threat among young people. Tap the link in our bio to submit how old do you have to be to vape Definitive Guide