California Flavored Vape Ban 2025: What You Need to Know and How to Pr A new study in California found that local bans on flavored tobacco products are associated with lower youth vaping rates. Researchers noted that the decline in vaping did not lead to an California May Ban Flavored Cannabis Vapes Canna Law Blog Vaping rates in youth fall after California flavor ban, UCSD report finds What we can and cannot say about the immediate effect of SF's flavored tobacco product ban Stanton Glantz blog