California Flavored Vape Ban 2025: What You Need to Know and How to Pr Federal flavor ban goes into effect Thursday, but many flavored vape products will still be available Are Flavored Vapes Banned in Your U.S. State? Check the Latest List A majority of young people who have recently vaped are still using banned flavoured vapes, according to new figures from the Trimbos Institute. The findings are based on data collected in 2025.