It's not just vapor. Your vape could contain the same amount of nicotine as of 30 packs of cigarettes, plus other harmful chemicals. Want help quitting? SMCHDs next Nicotine Cessation Class starts Juul Suspends Online Sales of Flavored E Cigarettes The New York Times Is this a problem with my pod? My juice keeps going dark really quickly and it tastes horrible. I know it can go brown through oxidation but I've read that shouldn't affect Why Does My Vape Taste Burnt? Causes, Fixes & Prevention