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folic acid |
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folic acid: see coenzyme biotin, is a member of the B complex; it was first isolated in 1935 from dried egg yolk, and its structure was established in 1942. Biotin is usually found attached to a lysine residue in certain enzymes, where it participates in reactions involving the transfer of carboxyl ..... Click the link for more information. ; vitamin vitamin, group of organic substances that are required in the diet of humans and animals for normal growth, maintenance of life, and normal reproduction. Vitamins act as catalysts; very often either the vitamins themselves are coenzymes , or they form integral parts ..... Click the link for more information. . folic acidor folateOrganic compound essential to animal growth and health and needed by bacteria as a growth factor. Part of the vitamin B complex, folic acid is necessary for synthesis of nucleic acids and formation of the heme component of hemoglobin in red blood cells. To prevent neural tube defects in babies, it should ideally be taken by women starting at least a month before conception. Dietary folate sources include leafy and dark green vegetables, citrus fruits, cereals, beans, poultry, and egg yolks, but free folic acid is available only in supplements. Low intake leads to folic acid deficiency anemia. |
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| The nutrient folic acid is generally good for brain health, but research now suggests that too much of it might harm people who get too little vitamin [B. Roughly 5,400 participants in the Women's Antioxidant and Folic Acid Cardiovascular Study (WAFACS) were given either a daily placebo or folic acid (2,500 micrograms), vitamin B-6 (50 milligrams), and vitamin B-12 (1,000 micrograms) for roughly seven years. Food Standards Australia New Zealand (FSANZ) is developing a standard for mandatory fortification of bread with folic acid to reduce the incidence of neural tube defects such as spina bifida. |
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folic acid
