Vaping Age: How Old Do You Have To Be To Vape In 2026? 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 how old do you have to be to vape Definitive Guide Legal Smoking, Vaping Age Raised to 21 Nationwide Safer Campus Life, A Non Profit