Diacetyl In Juul Pods Juul Pods 6pk Case Vaping: What Teens and Parents Should Know Pediatrics Northwest One Juul pod contains the same amount of nicotine as a pack of 20 cigarettes. #NDAFW #drugfacts 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.