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Vitamin A & Carotenes - Ask the Dietitian®
Got questions about Vitamin A or Beta Carotene? Ask Joanne Larsen, Registered Dietitian and nutrition counselor. ... One pound of carrots has 1276% of your RDA for vitamin A. So since you have eaten more than 3 carrots in a day (> 34,000 IU), you have probably saturated your body's ability to store vitamin A over a short...

Vitamin A - Wikipedia on Ask.com
Vitamin A is a vitamin that is needed by the retina of the eye in the form of a specific metabolite, the light-absorbing molecule retinal. This molecule is absolutely necessary for both scotopic and ... View article on Wikipedia »
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Vitamin A (Retinol) HYG-5551-05
What is the importance of vitamin A? ... Do Americans get enough vitamin A? ... How to get enough vitamin A.

vitamin A (Brand(s): A-25, Aquasol A) - Drug Information
Vitamin A is found in food from animal sources and it is also produced synthetically. Vitamin A is important for the eyes and skin, and for normal growth. Vitamin A is used to treat vitamin A deficiency. Vitamin A may also be used for purposes ...

Vitamin A: MedlinePlus Medical Encyclopedia
Vitamin A helps form and maintain healthy teeth, skeletal and soft tissue, mucous membranes, and skin. It is also known as retinol because it produces the pigments in the retina of the eye. ... Vitamin A promotes good vision, especially in low light. It may also be needed for reproduction and breast-feeding.

Vitamin A Information
Vitamin A is a fat soluble vitamin also known as Retinol, Axerophthol, Biosterol. It is present in supplements as Retinyl Palmitate. Isolated in 1913 by two groups of American workers. Vitamin A is manufactured by extraction from fish-liver oil and by synthesis from beta-ionone.

Dietary Supplement Fact Sheet: Vitamin A and Carotenoids
Vitamin A: What is it?; What foods provide vitamin A?; What are recommended intakes of vitamin A?; When can vitamin A deficiency occur?; Who may need extra vitamin A to prevent a deficiency?; What are some current issues and controversies about vitamin A?; What are the health risks of too much vitamin A?;


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