Juul sues FDA over documents supporting e cigarette ban F.D.A. Delays Decision on Juul's E Cigarettes but Orders Others Off the Market The New York Times Harvard study finds toxin in Juul pods that is known to cause long term lung damage; highest in flavors not nixed by new FDA ban Kentucky Health News The Federal Drug Administration barred Juul Labs' e cigarettes from remaining on the market on Thursday, in a move that could likely upend the vaping startup, which has faced a host of lawsuits, The FDA enacted a ban on Juul products Thursday, arguing the company hasn't proven its products are safe. FDA UNBANNED JUUL : r juul