Is There Diacetyl In E liquid? Vaped Vapes with Diacetyl List: Brands and Flavors to Avoid Diacetyl in Vape Juice: The Facts We Know Pod Salt UK DYK? Vaping coats lungs with potentially harmful chemicals. This can include chemicals such as: Diacetyl: This food additive, used to deepen e cigarette flavors, is known to damage small passageways in the lungs. Enjoy the best vape flavors without any harm Vibe Medina Diacetyl in Electronic Cigarettes: What you need to know! E Cigarette Direct