E cigarette and cigarette sales decline after California law eliminates sale of flavored tobacco California flavored tobacco ban loophole may be putting teens, kids at risk ABC7 San Francisco Prop. 31: Should California Ban Flavored Tobacco Products? KQED I am SHOCKED to learn that prohibition only encourages illicit markets. Illicit markets dont regulate for safety, or check IDs. , did you know that over 60% of the cigarettes smoked in California California voters to decide on ban on flavored tobacco FOX 11 Los Angeles Local bans on flavored tobacco products in California are linked to lower youth vaping rates without increasing cigarette smoking, according to a new study published Friday. Details in bio.