What's in an e liquid or vape juice? The main ingredients are propylene glycol (PG) and vegetable glycerine (VG). These are solvents that are basically used to dissolve and carry the other ingredients. Propylene Glycol and Vegetable Glycerin 2 Pack: one PG and one VG, 500 mL (1.06 Pint) Each with Dispensing Caps; USP, Food Grade, Kosher: Amazon.com: Industrial & Scientific Test : Classic Blond Nicorea Naturacig Vaping Post Propylene Glycol BP EP The Vape Alchemist Vaping can silently destroy your body, damaging multiple organs without you realizing it. Each puff delivers a mix of nicotine, propylene glycol, glycerin, heavy metals, and flavoring chemicals that slowly corrode your