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Nutrition Vitamins, Minerals, & Nutrients
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Total Folate

Folate and folic acid are forms of the water-soluble vitamin B9. Folate is necessary for the production and maintenance of new cells, and thus is especially important during periods of rapid cell division and growth such as infancy and pregnancy. Folate also helps prevent changes to DNA that may lead to cancer.

Deficiencies: Overt symptoms of severe folate deficiency are uncommon. Less than optimal maternal folate status has been implicated in low infant birthweight, abruptio placenta, cervical dysplasia, and neural tube defects. Low folate intakes also are correlated with an increased risk of atherosclerosis and several forms of vascular disease.

Food Sources: A large fraction of the folate consumed each day comes from foods that are frequently ingested (but not particularly concentrated) sources of the vitamin. Excellent food sources of folate include fortified cereals, citrus fruits and juices, asparagus, Brussels sprouts, spinach, baked beans, chickpeas, kidney beans, or lentils. Many cereal-grain foods (flour, rice, pasta, cornmeal) constitute important sources because they are fortified with folic acid.

Folate bioavailability varies with food type and overall diet composition. In general, added folic acid in fortified foods is absorbed more efficiently than many forms of naturally-occurring folate.

Dietary Reference Intakes for Folate

Recommended Intakes for Individuals*
Age Male Female Pregnant Lactating
1-3 yrs.150 µg150 µg
4-8200 µg200 µg
9-13300 µg300 µg
14-18400 µg400 µg600 µg600 µg
19-30400 µg400 µg600 µg600 µg
31-50400 µg400 µg600 µg600 µg
51-70400 µg400 µg
70+400 µg400 µg

*These Recommended Dietary Allowances are set to meet the needs of almost all (97 to 98 percent) individuals in the groups listed in the table above.

Tolerable Upper Intake Levels (UL)**
Age Male Female Pregnant Lactating
1-3 yrs.300 µg300 µg
4-8400 µg400 µg
9-13600 µg600 µg
14-18800 µg800 µg800 µg800 µg
19-501000 µg1000 µg1000 µg1000 µg
51-701000 µg1000 µg
70+1000 µg1000 µg

**UL = The maximum level of daily nutrient intake that is likely to pose no risk of adverse effects. Unless otherwise specified, the UL represents total intake from food, water, and supplements.

The ULs for folate apply to synthetic forms obtained from supplements, fortified foods, or a combination of the two.

Source: Food and Nutrition Board,
Institute of Medicine, National Academies


2000-Calorie Diet Recommendations

Shown below are the reference numbers used to compute the Daily Value percentages that appear on the Nutrition Facts labels on foods sold in the U.S. These numbers are meant to approximate the nutrients needed for the average person consuming 2000 calories per day.

Click any of the vitamin or nutrient names below to learn more about the importance of each element, and to see detailed dietary allowances for specific population groups.

Daily Value***
 
  65 g
Total Fat
  20 g
  Saturated Fat
  Trans Fat
  300 mg
Cholesterol
  2400 mg
Sodium
  25 g
  Dietary Fiber
  Sugars
  50 g
Protein
  5000 IU
Vitamin A
  60 mg
Vitamin C
  1 g
Calcium
  18 mg
Iron
Daily Value***
 
  400 IU
Vitamin D
  30 IU
Vitamin E
  80 µg
Vitamin K
  1.5 mg
Thiamin
  1.7 mg
Riboflavin
  20 mg
Niacin
  2 mg
Vitamin B6
  400 µg
Total Folate
  6 µg
Vitamin B12
  1 g
Phosphorus
  400 mg
Magnesium
  15 mg
Zinc
  70 µg
Selenium
  2 mg
Copper
  2 mg
Manganese
  3.5 g
Potassium

***Daily Value recommendations are based on a 2000-calorie diet. Recommendations for individuals will vary depending on gender, age, weight, and other factors.


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