Dietary Supplement Fact Sheet: Folate
What are some common signs and symptoms of folate deficiency? Do women of childbearing age and pregnant women have a special need for folate? What are some current issues and controversies about folate? Folate is a water-soluble B vitamin that ... [... more]
Office of Dietary Supplements |
Magnesium: What is it?
What are some current issues and controversies about magnesium? Magnesium is the fourth most abundant mineral in the body and is essential to good health. Approximately 50% of total body magnesium is found in bone. The other half is found ... [... more]
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Dietary Supplement Fact Sheet: Selenium
What are some current issues and controversies about selenium? Plant foods are the major dietary sources of selenium in most countries throughout the world. The content of selenium in food depends on the selenium content of the soil where plants ... [... more]
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Dietary Supplement Fact Sheet: Vitamin B6
What is the Recommended Dietary Allowance for vitamin B6 for adults? What is the relationship between vitamin B6, homocysteine, and heart disease? Hemoglobin within red blood cells carries oxygen to tissues. Your body needs vitamin B6 to make ... [... more]
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Vitamin E: What is it?
Antioxidants such as vitamin E act to protect your cells against the effects of free radicals, which are potentially damaging by-products of energy metabolism. Free radicals can damage cells and may contribute to the development of cardiovascular ... [... more]
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Dietary Supplement Fact Sheet: Vitamin B12
Who else may need a vitamin B12 supplement to prevent a deficiency? What is the relationship between vitamin B12 homocysteine, and cardiovascular disease? Vitamin B12 is bound to the protein in food. Hydrochloric acid in the stomach releases ... [... more]
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Dietary Supplement Fact Sheet: Vitamin A and Carotenoids
In general, there are two categories of vitamin A, depending on whether the food source is an animal or a plant. Vitamin A found in foods that come from animals is called preformed vitamin A. It is absorbed in the form of retinol, one of the most ... [... more]
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