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, 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, Can Vaping Cause A Miscarriage Can You Vape While Pregnant? Is It Safe Or Not Australia Baby In Early Pregnancy Vaping During Pregnancy: Nicotine, Cannabis, CBD Vaping more effective than patches for pregnant women, study finds Dr Colin Mendelsohn