Secondhand Smoke Is a Risk for Pregnant and Breastfeeding Moms The Wellness Coalition 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, Five things to know about youth nicotine use Stanford Report Second Hand Vape Smoke Pregnancy Vaping During Pregnancy: Are e Cigarettes Safe for Baby?