Can vaping cause cancer? The evidence suggests it might. The Washington Post 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 Vape Juice Turns Dark or Brown When Did the First Vape Come Out? Crystal Vape & Crystal Bar & SKE Vape Official Station Why Does My Vape Juice Turn Dark? E Liquid Turning Brown E Cigarettes, Vapes, and other Electronic Nicotine Delivery Systems (ENDS) FDA