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Beta Carotene - College Essays

Beta Carotene


Beta-carotene is a member of the carotenoid family and has over 500 relatives.
Carotenoids are yellow-to-red pigments found in all green plant tissues and in
some species of algae. So far 21 different carotenoids have been found in human
blood. The most abundant ones are alpha-carotene, beta-carotene, lutein,
lycopene, cryptoxanthin and zeaxanthin. A molecule of alpha-carotene, beta-
carotene, or cryptoxanthin can be split into two molecules of vitamin A in the
body but the conversion of beta-carotene is by far the most effective. The six
carotenoids are all antioxidants. They are very effective in neutralizing a
highly reactive for of oxygen called singlet oxygen but also, to some ...

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that women who consume lots of beta-carotene rich
fruits and vegetables have a lower chance of getting cancer, including breast
cancer. The Institution says that regularly eating lots of fruits and
vegetables plays a key roll in cancer prevention, but whether the preventative
action comes from beta-carotene or other nutrients in the produce has yet to be
determined. For people who don't like eating their fruits and vegetables, a
beta-carotene supplement pill was introduced into the market. Millions of
vegetable hating Americans hoped that by taking a pill instead of eating
vegetables, they could get the same rewards as their counterparts who enjoy the
taste of fruits and vegetables. But officials at the National Cancer Institute
released the results of two large studies designed to put the benefits of beta-
carotene supplements to the test. One followed 22,071 doctors who for 12 years
smokers had to be stopped prematurely because it seemed to me making the rate of
death ...

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"Beta Carotene." Essayworld.com. August 9, 2004. Accessed December 23, 2024. http://www.essayworld.com/essays/Beta-Carotene/12381.
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PAPER DETAILS
Added: 8/9/2004 03:49:02 AM
Category: Health & Medicine
Type: Free Paper
Words: 716
Pages: 3

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