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, Thirdhand Smoke Resource Center Protecting Californians HEALTH Does vaping cause secondhand smoke? Doctors explain the side effects: Details below. Why you should avoid vaping if you want a baby in future Your Fertility