Vape Age Laws: Minimum Age to Buy Vapes in the U.S. & Online 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 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 The legal age to buy cigarettes, vaping products goes up Tuesday Youth have easy access to e cigarettes online through lax age verification and concealed deliveries