How Old Do You Need to Be to Vape? NC lawmakers debate raising tobacco purchase age to 21 amid vaping crisis The minimum age to purchase tobacco and vape products is going up. Will it keep kids from using them? The FDA Regulations say the minimum age to sell tobacco and vaping products is 18, but it may be different for your store. We Card How Old Do You Have to Be to Vape? Teens vaping: Atlanta parents weigh pros and cons