Folate is a type of B vitamin that is important for a variety of body functions including making DNA, repairing tissues like blood vessels, and manufacturing red blood cells. Evidence shows that folate is a vital nutrient for pregnant women and that it may help prevent high blood pressure.
Folate deficiency means you have a lower than normal amount of folic acid in your blood. Because folate is not stored in the body in large amounts, your blood levels of folate will get low after only a few weeks of eating a diet low in folate. You can get folate by eating green leafy vegetables and liver.
Diseases in which folic acid is not absorbed well, such as celiac disease or Crohn’s disease.
Other causes of folate deficiency: