How old do you have to be to buy a vape? Juicemate 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? TABlites Tablites How Old do you Have to be to Buy a Vape? You'll have to be 21 to buy cigarettes or vape products in Washington starting Jan. 1, 2020 KNKX Public Radio How Old Do You Have to Be to Vape? Vaping360