Community Request Diacetyl Center for Research on Ingredient Safety E Cigarettes and Vaping PPAC Central A Kernel of Truth: Diacetyl, Popcorn Lung and E Liquids Dinner Lady Which brands contain diacetyl in their vape juices? Knowledge Kaiweili Digital Technology Research indicates that certain flavoring chemicals used in e cigarettes can irritate lung tissue and trigger inflammatory responses in laboratory settings. Some compounds, such as diacetyl, have been linked to respiratory damage when