California smoking laws: E cigarette regulation, higher age limit signed by Gov. Jerry Brown East Bay Times How Old do You Have to be to Vape? VaporFi 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 Vaping on the rise in U.S., especially among young people Pew Research Center While vaping is not risk free, it is less harmful than tobacco Our World in Data Products Data Briefs Number 475 July 2023