Flavored tobacco banned in California as Prop. 31 passes Los Angeles Times San Diego bans flavored tobacco products beginning Jan. 1 KPBS Public Media if you live in California. Beware. : r Vaping Is Vaping Banned In California? CASAA Explains the Flavor Ban When California Banned Flavored Vapes, Many Just Shopped Online Proposition 31 in California brought the "flavor ban" to protect minors from being marketed to and reduce the harm caused by flavor chemicals. Flavored e cigarettes and nicotine pouches are still being acquired