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 New Study Shows E Cigarette and Cigarette Sales in California Have Declined Following Law Banning Flavored Tobacco How Old Do You Have to be to Vape? Age Limits in Various Countries How Old to Buy a Vape Pen? Federal Vaping Laws Explained