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 sues FDA over documents justifying company's marketing ban Juul will be allowed to sell e cigarettes ending long fight over flavored tobacco on store shelves The Independent Use among teens is so rampant that the FDA is officially authorizing all Juul brand flavored e cigarettes to be pulled off the market. Here's what you should know: