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Alpha Carotene

Alpha Carotene

The beta-carotene blood test is a diagnostic tool used to assess the level of beta-carotene in the bloodstream, which is crucial for vitamin A production. Vitamin A is vital for vision, immune function, and skin health. The test involves drawing a blood sample, typically from a vein in the arm, and analyzing it in a laboratory. Patients are often required to fast for 8 to 12 hours prior to the test and may need to avoid certain medications and foods rich in vitamin A to ensure accurate results. The procedure may cause slight discomfort, such as a prick or stinging sensation, and minor bruising. The test is primarily used to diagnose vitamin A deficiency, which can manifest as night blindness, dry eyes, irritability, and skin issues. It also evaluates the body's ability to absorb fats, essential for converting carotenoids into vitamin A. Abnormal results can indicate nutritional deficiencies or excessive vitamin A intake.

Price of test:£95

The lowest price from the last 30 days: £95

Awaiting result:

One day

Collect material:

Blood

Prepare:

Learn more

Purpose of the test

The beta-carotene blood test assesses vitamin A precursor levels, crucial for vision, immunity, and skin health. Conducted by drawing blood, it requires preparation:

- Fasting: 8-12 hours prior.
- Medication: Pause certain drugs.
- Dietary Restrictions: Avoid vitamin A-rich foods.

The procedure may cause slight discomfort. It's used to diagnose vitamin A deficiency, indicated by:

- Night blindness
- Dry eyes
- Hair loss
- Recurring infections

Normal levels range from 50-300 mcg/dL. Abnormal results suggest nutritional issues or excessive intake. Risks are minimal, including bruising or infection. This test aids in understanding nutrient absorption and overall health.

Who Should Get Tested

The beta-carotene blood test is crucial for diagnosing vitamin A deficiency, impacting vision, immunity, and skin health. It involves drawing blood, typically from the elbow, and requires preparation:

- Fasting: 8-12 hours before the test.
- Medication: Temporary cessation of certain drugs.
- Dietary Restrictions: Avoid vitamin A-rich foods 48 hours prior.

Symptoms indicating the need for testing include:

- Night blindness
- Dry eyes
- Hair loss
- Recurring infections

Normal beta-carotene levels range from 50 to 300 mcg/dL. Abnormal results may suggest malnutrition or excessive vitamin A intake. Risks are minimal, including bruising and infection.

Blood Test Preparation Guidelines

Time of day

It is recommended to schedule your appointment for blood tests in the morning hours between 7:00-10:00.

Fasting

It is recommended to fast for approximately 12 hours before blood sampling. The last meal of the previous day should ideally be consumed around 6:00 p.m. On the day before the test, avoid heavy and fatty meals as well as alcohol.

Stay hydrated

Drinking water prior to testing can help with sample collection.

Other factors

Tests should not be performed after a sleepless night or intense physical activity. It is recommended to avoid exercise and stress immediately before blood collection and to not smoke. A short rest is recommended.

Medications and supplements:

Blood samples should be collected before the morning dose. Some drugs can interfere with test results. Consult with your doctor whether you can delay your dose because of lab tests.

Biotin supplements:

High doses of biotin supplements can affect test results, causing false elevation or reduction. It's recommended to avoid taking biotin for at least 72 hours before blood collection. If you are taking biotin, inform the personnel collecting the blood so that they can provide specific instructions.

Interpreting Test Results

Understanding test results is crucial for interpreting the beta-carotene blood test. This test measures beta-carotene levels, a precursor to vitamin A, vital for vision, immune function, and skin health. Normal levels range from 50 to 300 mcg/dL, but this can vary by lab. Abnormal results may indicate:

- High Levels: Could suggest excessive vitamin A intake, leading to hypervitaminosis A.
- Low Levels: May point to malnutrition or impaired fat absorption, linked to conditions like cystic fibrosis or celiac disease.

Discuss results with your healthcare provider for personalized insights.

Price of test:£95

The lowest price from the last 30 days: £95

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