Can You Smoke A Vape While Pregnant Breastfeeding moms using tobacco or e cigarettes can pass harmful chemicals to their babies. Dont smoke or vape to ensure the healthiest start for your baby. E Cigarettes and Pregnancy WIC Works Resource System Vaping When Pregnant Should be Considered in the Context of Reducing Harm From Smoking Vaping Post Crucial Aspects to Consider Before Vaping by Danielle Siarri MSN, RN Medium Smoking and Tobacco Use