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Wednesday, November, 25, 2009

Beta Carotene

Health Encyclopedia: Beta Carotene

Definition

This is a test that measures the amount of beta-carotene in blood (see also Vitamin A test). Beta-carotene is the precursor to Vitamin A.


Alternative Names

Carotene


How the test is performed

Blood is drawn from a vein on the inside of the elbow or the back of the hand. The puncture site is cleaned with antiseptic, and an elastic band is placed around the upper arm to apply pressure and restrict blood flow through the vein. This causes veins...

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Expert & Community Posts

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Antioxidants: friend or foe?
By Amy Thomas , Health Expert

...supplement daily. Unlike the supplements, foods rich in beta-carotene have not been linked to... Read more »

59_4253
Can Tomato Ketchup Prevent a Heart Attack?
By Dr. Kang , Health Expert

...antioxidants effects.  The most famous carotenoid is beta-carotene which is the precursor to... Read more »

59_4253
Can Tomato Ketchup Prevent a Heart Attack?
By Dr. Kang , Health Expert

...antioxidants effects. The most famous carotenoid is beta-carotene which is the precursor to... Read more »

56_1434
Are Supplements And Carrots Worth The Hype?
By Patrika Tsai , Health Expert

...anti-oxidants. Some examples include vitamin C, vitamin E, beta-carotene, and phytosterols. ... Read more »

7895_4896
Once Again, Supplements Fail to Show Heart Benefits
By Craig Stoltz , Health Expert

...middle-aged women, the antioxidant vitamins C, E and beta carotene don't appear to offer... Read more »

Health Guide

Beta-carotene
...lower-than-normal or elevated levels. Lower-than-normal levels may indicate a diet inadequate in beta-carotene or a problem with intestinal absorption of fat-soluble substances (termed... Read more »
Beta-carotene
...diagnosis requires interpretation of the test result in conjunction with other clinical findings. Beta-carotene is a precursor to Vitamin A in the body. Vitamin A is a fat-soluble vitamin found... Read more »
Vitamin A
...type of vitamin A. It is found in animal liver, whole milk, and some fortified foods. Sources of beta-carotene are carrots, pumpkin, sweet potatoes, winter squashes, cantaloupe, pink grapefruit,... Read more »
Vitamin A
...dark colored dyes found in plant foods that can turn into a form of vitamin A. One such carotenoid is beta-carotene. Beta-carotene is an antioxidant. Antioxidants protect cells from damage caused... Read more »
Hypervitaminosis A
...taking more than the recommended daily allowance of this vitamin. Recent emphasis on vitamin A and beta carotene as anti-cancer vitamins may contribute to chronic hypervitaminosis A, if... Read more »

Images

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Islets of Langerhans

Islets of Langerhans. Information on Islets of Langerhans, their connection with beta cells and insulin production, and what they look like in the body.... Read more »

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