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 We regularly receive reports of retailers selling vapes to children, who are often enticed by the colourful packaging and sweet flavours used by some vaping manufacturers. The legal age to buy vapes How Old Do You Need to Be to Vape? Where do those underage get tobacco and vapor products?