Is Vaping Safe During Pregnancy? Clinic One Vaping 0 Nicotine While Pregnant Is Vaping Harmful During Pregnancy Vaping During Pregnancy: Not Just A Bunch Of Smoke 0 Nicotine Vape During Pregnancy Australia A pregnant woman smokes a vape while sitting on the couch. Close up of the abdomen Stock Photo Alamy 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,