What's the Legal Age to Buy Vape? Vaping Laws Explained. How Old do you Have to be to Buy a Vape? Electronic cigarette Wikipedia Buying Electronic Cigarettes: How Old is Old Enough? White Cloud White Cloud Electronic Cigarettes Just a reminder, the minimum age to buy nicotine products in Indiana is 21. This means retailers are prohibited from selling cigarettes, e liquids, and e cigarettes to anyone under age 21. We 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