Flavored Vapes MOST Policy Initiative A 'historic victory,' say experts, as US raises age to buy tobacco, vaping products to 21 nationwide Fred Hutch You'll have to be 21 to buy cigarettes or vape products in Washington starting Jan. 1, 2020 KNKX Public Radio 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 News What is the Legal Age to Vape Worldwide? 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