FDA bans all Juul e cigarettes in U.S.; lung association hails decision UPI.com Juul Seeks Ban on New NJoy Daily, Ace Vapes on Patent Claims (1) What we know and don't about why the FDA banned Juul The FDA has banned Juul vapes in the U.S. after regulators found Juul's data on the toxicity of its products was lacking and conflicting. Why Some Public Health Experts Are Critical Of Baker's Vaping Ban New England Public Media