Vitamin D is a steroid vitamin from a group of fat-soluble pro hormones. Vitamin D and pregnancy are important together. Expecting mothers need to make sure they get the recommended amounts of vitamin D during pregnancy for both their own well being and the healthy development of their baby. The most significant compounds for human development are D2 and D3.

Omega-3 fatty acids and vitamin E co-supplementation for 6 weeks in women with gestational diabetes had beneficial effects.