Diacetyl In Juul Pods Juul Pods 6pk Case E cigarette flavored pods induce inflammation, epithelial barrier dysfunction, and DNA damage in lung epithelial cells and monocytes Scientific Reports JUUL V2 Summer Menthol 18mg Pods 2 Pack E liquids.com Do Juul Pods Have Diacetyl Study: Juul Pods Contain Caffeine. What's It Doing There, And What Juul to ban online sales of flavored pods 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.