Which brands contain diacetyl in their vape juices? Knowledge Kaiweili Digital Technology Vapes and e cigarettes aren't risk free. Knowing what's in them can help you decide what's right for you. They can contain things like heavy metals (nickel, tin, lead), flavorings (like diacetyl, linked to Grand Forks Public Health Do you know about vaping and popcorn lung? Diacetyl is frequently added to flavored e liquid to enhance the taste. Inhaling diacetyl Instagram Chemicals in e cigarettes may put users at risk Vaping and e cigs have never caused popcorn lung. Hope that helps. https: t.co XleVsTBLHF