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How vitamins work How minerals work Why Vitamin Supplements? Making sound supplement choices |
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Women's Nutrition News Women's Vitamin topics Best of the Web - Women's Health |
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Men's Health News Men's Vitamin Topics Best of the Web - Men's Health |
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Best for Baby Health and Development Stages |
Vitamin A
Vitamin A quick facts
| Clinical Name | Retinol |
| Soluble(Fat or Water) | Fat |
| Uses | Vital for vision Helps Regulate the immune system Helps lymphocytes fight infection |
| Foods this Vitamin is Found In | Carrots Sweet potatos Liver |
What is Vitamin A?
Vitamin A is actually a family of vitamins. The vitamins in the family are fat soluble and are found
in both plant and animal sources.
Retinol, one the most active or useable forms of vitamin A is found in animal sources.
What Does Vitamin A do?
Vitamin A is necessary in the growth of bones. It's major impact areas are vision, reproduction
and cell division.
Though vitamin A has demonstrated some antioxidant properties,
it's effects have not been consistently demonstrated as such.
Vitamin A is instrumental in the maintenance of the immune system. It is a regulator of the immune
system.
U.S RDA (Recommended Daily Allowance) for Vitamin A
Vitamin A is a fat soluble vitamin. It is important to pay close attention to dosing recommendations on all fat soluble vitamins, as potential toxicity can result from overuse. The Ohio State University Extension office has prepared a fact sheet on the recommended daily amount of vitamin A and where it can be found.
The Ohio State University Extension Vitamin A Fact Sheet
Further Research on Vitamin A
National Institutes of Health - fact sheet on Vitamin A
Vitamin A Toxicity - article on the potential effects of Vitamin A toxicity
Vitamin A - The Linus Pauling Institute's Vitamin A information page