Other manes are: vitamin B9, folacin, folate, Bc.
Folic acid is a water soluble vitamin that forms part of the B-complex family. A critical component of RNA and DNA, the genetic material that controls the growth and repairs of all cells. Folic acid supports immune function and may help deter atherosclerosis as well as some cancers of the mucous membranes. Extreme vitamin B9, deficiency may cause megaloblastic anemia, a disease characterized by red blood cells that are too few in number and malformed. Recent findings indicate that it can prevent some types of cancer and birth defects, and it is helpful in the treatment of heart disease. Taken from just before conception and particularly in the first trimester of pregnancy, folic acid can help to prevent spinal bifida. Those that are most susceptible to folic acid deficiency include alcoholics, gastrointestinal diseases, adolescents who subsist mainly junk food, women taking oral contraceptives, pregnant women who are not taking supplements.
Natural Sources are : liver, kidneys, avocados, beans, beets, celery, eggs, fish, green leafy vegetables, nuts, seeds, peas, orange juice, fortified cereals, bananas, wheat germ.
There is a warning in Folic acid, and that is in high doses are not toxic but may mask the symptoms of vitamin B12 deficiency. Therfore, it is best to increase folic acid intake through diet or a multivitamin that contains low dose folic acid, rather than through individual supplements, which have to be prescribed by a doctor.