The mother's microbiome is known to influence, everything from hormonal changes to metabolic changes during pregnancy to even obstetrical syndromes. In a recent trial supplementation of probiotics combined with dietary counselling have found to improve gestational diabetes in pregnant women. In another study a good healthy gut microbiome was reported to reduce blood pressure in pregnancy as well as the incidence of preeclampsia among primiparous women Composition of the mother’s gut microbiome, significantly influence the pregnancy, along with reduced risk of obstetrical syndromes, and a better health status of the newborn. The Maternal Microbiome sets the tone of Neonatal Microbiome, and it sets in at the time of birth.