Vaping while pregnant could cause craniofacial birth defects, VCU study shows VCU News Virginia Commonwealth University Nicotine products in any form, whether from cigarettes, vaping or chewing tobacco, pass into a mother's bloodstream and through the placenta to the growing baby. Quitting nicotine is hard for many people, Maternal electronic cigarette use during pregnancy affects long term arterial function in offspring Journal of Applied Physiology American Physiological Society Vaping During Pregnancy & Postpartum SURE