The New Federal Minimum Vaping Age Won't Protect Young People E Cigarette Use Among Youth Smoking and Tobacco Use CDC 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 Vaping Resources in Greater Cincinnati How Old Do You Have to Be to Vape? Vaping360 U.S. Raises Tobacco Buying Age to 21 WSJ