The FDA is allowing vaping brand Juul to keep its e cigarettes on the market. Studies from Juul show its e cigarettes are less harmful for adult smokers, who can benefit from switching completely Juul Can Breathe After Dodging Full FDA Ban on Flavored E Cigs WIRED Juul e cigarettes back under FDA review after marketing ban lifted LSE:BATS FDA bans Juul vaporizers from US market