The minimum age to purchase tobacco and vape products is going up. Will it keep kids from using them? 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 New Study: Parent Knowledge of the U.S. Tobacco 21 Law Do you know the legal age to purchase tobacco in the U.S.? It turns out many parents don't. In a survey US raises legal age to buy cigarettes and vapes to 21 Vaping Resources in Greater Cincinnati Legal Age To Buy E Cigarettes You Must Be 18 Years or Older to Purchase E