The evidence is clear that bans on flavored vapes produce unintended consequences, including increased cigarette use among adults and teens who might have otherwise switched to less harmful alternatives, Cato's Dr. Jeffrey California Flavor Vape Ban Starts January 1, 2025 Act Now Flavored Vape Ban in Utah Takes effect Immediately March 24 Ecigator A new state law is taking aim at disposable nicotine vape products, pushing for more regulations and transparency.