We hear a lot about how the ingredients in vape juice might be bad for us: the nicotine is addictive, for example, and the flavorings could be bad for lungs. But new research says that there are chemicals in e-liquids that we didn’t even know to worry about, because they form in the e-liquid bottle or pod after all the ingredients are mixed together.
Scientists have discovered that cinnamon, vanilla, and cherry flavors react with propylene glycol, a main ingredient in many vape juices, to create entirely new chemicals, according to a study published today in the journal Nicotine & Tobacco Research. Those same chemicals carry over into the vapor that people inhale, the new study says. Early investigations led by Sven-Eric Jordt, a…
https://www.theverge.com/2018/10/18/17996706/vape-juice-flavoring-electronic-cigarettes-chemicals-ingredients-irritating-e-liquid