Friday, May 05, 2006

Folic Acid



Folic acid (or folate) is one of the few nutrients known to prevent neural tube birth defects such as spina bifida, which affects about one in 1,000 pregnancies each year in the United States. The Centers for Disease Control report that women who take the recommended daily dose of folic acid starting one month before they conceive and throughout the first trimester reduce their baby's risk of birth defects such as spina bifida by up to 70 percent.It doesn’t end at spina bifida, some studies have shown that women who don't get enough folic acid may increase their risk of miscarriage, as well as cleft lip and palate, limb defects, and certain types of heart defects in their babiesRemember that folic acid is needed for the production, repair, and functioning of DNA, our genetic map and a basic building block of cells, so getting enough is particularly important for the rapid cell growth that occurs during pregnancy. Folate is also required for a complex metabolic process that involves the conversion of the amino acid (homocysteine) into another amino acid (methionine). If you don't get enough folate, you can end up with too much homocysteine in the blood, which is thought to contribute to some birth defects. Elevated levels of homocysteine in pregnancy also have been linked to blood clots, placental abruption, recurrent miscarriages, and stillbirth. Researchers are trying to find out whether taking folic acid throughout pregnancy decreases your risk for these problems. Finally, folate helps make normal red blood cells, prevent anemia, and produce the nervous system chemicals norepinephrine and serotonin.

-dfh

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