Vape Age Laws: Minimum Age to Buy Vapes in the U.S. & Online How old do you have to be to buy a vape? Juicemate Help : r uscg 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 Tobacco 21 Program Middletown, OH NC lawmakers debate raising tobacco purchase age to 21 amid vaping crisis