Bio-Kult Pregnea is a scientifically developed, advanced multi-action formulation that contains a number of vitamins and minerals that support women during pregnancy, from pre-conception to beyond birth.Zinc contributes to normal fertility and reproduction. Folate contributes to maternal tissue growth during pregnancy. Magnesium contributes to a reduction of tiredness and fatigue. Zinc, vitamins C + D, and folate all contribute to the normal function of the immune system. What's more there's 6 live bacteria strains in Bio-Kult Pregnea that complement the existing gut flora naturally present in a healthy person's digestive system.