Vitamin C

The Vitamin E test is an essential diagnostic procedure used to measure alpha-tocopherol levels in the blood, a crucial component of vitamin E. This fat-soluble vitamin plays a vital role in maintaining cell membrane integrity, particularly in the lungs, red blood cells, brain, and heart, by functioning as an antioxidant. It protects the body from free radicals, reducing the risk of conditions like cancer and cardiovascular disease. The test is particularly important for individuals with symptoms of vitamin E deficiency, such as muscle weakness, nerve problems, and vision impairment, or those with conditions affecting fat absorption, like Crohn’s disease or cystic fibrosis. Conducted using methods like High Performance Liquid Chromatography (HPLC), the test requires a blood sample, with patients advised to fast for 12-14 hours beforehand. Results help healthcare providers diagnose deficiencies and guide treatment, ensuring patients receive appropriate dietary recommendations and supplementation if necessary.

Price of test:£107

The lowest price from the last 30 days: £107

Awaiting result:

One day

Collect material:

Blood

Prepare:

Learn more

Purpose of the test

The Vitamin E test is essential for evaluating alpha-tocopherol levels in the blood, crucial for cell membrane health. Key points include:

- Role of Vitamin E: Acts as an antioxidant, protecting against cell damage from free radicals.
- Deficiency Risks: Rare but possible in conditions like fat-malabsorption disorders.
- Symptoms: Muscle weakness, nerve issues, vision problems.
- Testing Method: Blood sample analyzed via HPLC or LC-MS/MS.
- Clinical Use: Diagnoses deficiencies, guides treatment, and dietary recommendations.
- Precautions: Fasting required; proper sample handling is crucial for accuracy.

Who Should Get Tested

The lab test for Vitamin C is essential for evaluating an individual's nutritional status and identifying deficiencies. This water-soluble vitamin is vital for collagen synthesis, neurotransmitter production, and acts as an antioxidant. Proper specimen collection and handling are crucial for accurate results.

- Specimen Collection: Use a green-top tube with lithium heparin. Separate plasma immediately and protect from light.
- Processing: Place on dry ice within 4 hours.
- Methodology: Utilizes LC-MS/MS or UPLC for precise measurement.

Results indicate deficiency, moderate risk, or excess, guiding healthcare providers in managing health issues effectively.

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 for the Vitamin E test is essential for evaluating nutritional health. Here's a brief guide:

- Normal Range: For adults, 5.5 to 17 mg/L is typical. Levels below 4 mg/L may suggest deficiency.
- Age Variations: Infants and children have different reference intervals; below 3.9 mg/L may indicate deficiency.
- Clinical Implications: Low levels can signal the need for supplementation and help diagnose related health issues.
- Healthcare Guidance: Results assist in managing conditions linked to vitamin E deficiency, ensuring proper treatment and dietary advice.

Price of test:£107

The lowest price from the last 30 days: £107

AI-Powered Insights and Expert Validation

Advanced AI Interpretation

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Language Model and Trusted Sources

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