Beta-carotene test
Alternate Names : Carotene test
Normal Values
The normal range is 50 to 300 micrograms per deciliter. Note: Normal value ranges may vary slightly among different laboratories. Talk to your doctor about the meaning of your specific test results.
What do Abnormal Results Mean?
Increased levels may be due to: Lower than normal levels may be due to:
- A problem with intestinal absorption of fat-soluble substances
- A diet inadequate in beta-carotene, leading to vitamin A deficiency
Signs of vitamin A deficiency include: - Bone or teeth development problems
- Dry or inflamed eyes
- Hair loss
- Loss of appetite
- Recurring infections
- Skin rashes
- Unexplained irritability
- Vision problems (inability to see at night)
While this test is a valuable part of the diagnosis of vitamin A deficiency, the test results must be evaluated along with other clinical findings.
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