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Folic Acid![]() |
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Folic acid is reportedly non-toxic even at doses several time the Daily Value.
Doses greater than 800mcg. might mask the symptoms of vitamin B12 deficiency, which is why folic acid is found in supplements in doses of 400mcg. to 800mcg. Intakes greater than this are safe once physician has ruled out the possibility of vitamin B12 deficiency.
The Daily Value for folic acid is 400mcg.
All women of childbearing age should consume at least 400mcg. of folic acid daily to prevent giving birth to babies with neural tube defects.
Folic acid needs increase during times of stress, tobacco use, pregnancy, breastfeeding, and the use of birth control pills.