The research was based on 31 previous studies each of which has assessed the influence of low vitamin D levels in the blood during pregnancy on various health problems.
Different studies had revealed an increased risk of developing gestational diabetes, high blood pressure and vaginal infection in the mother. These complications in turn are bound to affect the child's health. Vitamin D deficiency was also noted to result in babies being born below normal weight.
According to the researchers, this analysis highlights the need for sufficient vitamin D intake by pregnant women. However, the authors opine that many clinical trials are required to determine whether optimizing the intake of vitamin D improves pregnancy related health issues.