Enjoy Serene Vaping With Diacetyl Free Max VG E Juice Velvet Cloud worried about the Popcorn Lung diacetyl rumour (please read) Vaping Forum Planet of the Vapes Does Diacetyl In Vaping Cause Popcorn Lung? SMOKO E Cigarettes They may seem sweet and tasty, but each time you vape, you breathe in harmful chemicals. One of these chemicals is diacetyl, used in popcorn flavourings for its buttery taste. When eaten, , The notion that vaping causes "popcorn lungs" due to diacetyl in e liquids is based on outdated information. , ., While diacetyl was once used as a flavoring agent in some e liquids and linked to