According to medical researcher Dr. Murray Laugesen “Inhaling mist from e-cigarettes is rated several orders of magnitude (100 to 1000 times) less dangerous than smoking tobacco cigarettes”. Aside from what medical research shows, there are major benefits of vaping. eLiquids Contain Only 4 Ingredients E-liquids and vaping juice contain only 4 main ingredients: propylene glycol, vegetable glycerin, nicotine, and flavoring. The first ingredient in eLiquid, propylene glycol, is a common food additive. Vegetable glycerin is a thick, sweet oil... read full review »