How Old Do You Have to Be to Vape? A Global Look at Vaping Age Restrictions and Laws Tastefog How Old Do You Have To Be To Vape? 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 Can I Vape at 16? What is the Legal Age for Vaping in the UK? 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 Can you buy a vape battery as a minor? Knowledge Kaiweili Digital Technology