Think non nicotine e cigarettes or vitamin vapes are a safe alternative? Think again. These products are often marketed as a way to inhale vitamins, melatonin, or supplements but the health effects E Cigarettes Vaping with Juul & Other Electronic Cigarettes The 101 on e Cigarettes Infographic American Heart Association What's in e cigarettes, and are they safe? A few issues to consider before you 'vape.' The Washington Post