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Friday, October, 30, 2009

Facts About Vitamin A

Health Encyclopedia: Vitamin A

Definition

Vitamin A is a fat-soluble vitamin.


Alternative Names

Retinol; Carotenoids


Function

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 need for reproduction and breast feeding.

Retinol is an active type of vitamin A. It is found in animal liver,...

Read more »

Expert & Community Posts

7291
Top 13 Vitamins: Are You Getting Enough?
By Melanie Thomassian , Health Expert

...varied, healthy diet should be able to obtain all the vitamins and minerals they require.... Read more »

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Retinol Overdose?
By Sue Chung , Health Expert

...the right track when she used to make you take your vitamins. According to a recent New York... Read more »

115_2279
Retinol Overdose?
By Sue Chung , Health Expert

...the right track when she used to make you take your vitamins. According to a recent New York... Read more »

17
Vitamin D for the Heart
By David Mendosa , Health Expert

...Those of us who have diabetes and don't get enough vitamin D can't process cholesterol normally.... Read more »

92639
Are You Buying Cosmaceuticals as if They Are Hope in a Jar??
By healthgal , Health Expert

...creams that have peptides, growth factor, retinols (vitamin A), fruit acids, hyalaronic acid,... Read more »

Health Guide

Vitamins: Introduction
Vitamins do not share a common chemistry, but they do share certain characteristics. They are all organic nutrients that are necessary in small amounts for normal metabolism and good... Read more »
Vitamin A
Retinol; Carotenoids Food Sources Vitamin A comes from animal sources, such as eggs, meat, milk, cheese, cream, liver, kidney, cod, and halibut fish oil. However,... Read more »
Vitamin A
Retinol; Carotenoids Side Effects If you don't get enough vitamin A, you are more susceptible to infectious diseases and vision problems. If you get too... Read more »
Vitamins: Carotenoids
...proving to be of great interest. As with some, but not all, carotenoids, beta carotene is known as a provitamin A because it converts to the vitamin in the body.They are categorized as either... Read more »
Vitamin A
...Saunders; 2001:297 Institute of Medicine. Food and Nutrition Board. Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum,... Read more »

Images

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Vitamin K source

Vitamin K- Learn about sources of Vitamin K... Read more »

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