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 California Will Become the 5th State to Ban Flavors Vaping360 California Ban on In Store Flavored Vape Sales Begins Vaping360 Supreme court to hear case challenging FDA's ban of flavored vapes San Diego bans flavored tobacco products beginning Jan. 1 KPBS Public Media