Beta Carotene

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Definition

Beta-carotene is the precursor to vitamin A. A test can be done to measures the amount of beta-carotene in blood.

See also: Vitamin A test


Alternative Names

Carotene test


How the test is performed

Blood is drawn from a vein, usually from the inside of the elbow or the back of the hand. The site is cleaned with germ-killing medicine (antiseptic). The health care provider wraps an elastic band around the upper arm to apply pressure to the area and make the vein swell with blood.

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