Ordering the Vitamin B-12 and Folate Serum Test
Ordering the Vitamin B-12 and Folate Serum Test can help identify deficiencies that may affect your energy levels and mood. Interestingly, folate and vitamin B-12 work together to support brain function and red blood cell production. When you order this test, you can expect the following benefits:
- Identify potential vitamin deficiencies affecting your energy and mood.
- Support your doctor in diagnosing certain types of anemia.
- Monitor the effectiveness of vitamin supplementation.
- Help assess your nutritional status.
- Provide insights into your body’s ability to absorb these vitamins.
Who Should Consider the Test
People experiencing fatigue or mood changes might find this test beneficial. For example, someone who feels unusually tired despite getting enough sleep might discover a vitamin deficiency through this test. Here are other scenarios where ordering this test may be helpful:
- Experiencing unexplained fatigue or weakness.
- Having a vegetarian or vegan diet.
- Being pregnant or planning to become pregnant.
- Having digestive disorders like celiac disease.
- Experiencing memory issues or cognitive changes.
Testing for these vitamins can help pinpoint specific deficiencies that might be affecting your energy and mood. Delaying this test could mean missing out on early detection of a deficiency that might be easily corrected with dietary changes or supplements.
How to Prepare for the Test
Fasting for 10-12 hours is required before taking the Vitamin B-12 and Folate Serum Test. It’s important to follow any instructions from your doctor or healthcare professional to ensure the test results are as accurate as possible.
Labs Included When Ordering Your Vitamin B-12 and Folate Serum Test
| Test Name | Reference Range | Significance | Low and High Levels of Vitamin B-12 and Folate |
|---|---|---|---|
| Folate (folic acid) serum | 3.1 – 17.5 | Folate is essential for DNA synthesis and repair, and it supports cell division and growth. It is particularly important during periods of rapid growth, such as pregnancy and infancy. |
High levels mean excessive intake or supplementation.
Low levels mean potential anemia or poor diet. |
| Vitamin B12 | 200 – 1100 | Vitamin B12 is crucial for nerve function and the production of DNA and red blood cells. It helps maintain healthy nerve cells and supports brain function. |
High levels mean possible liver disease or excessive supplementation.
Low levels mean potential nerve damage or anemia. |
Reference ranges may differ. Visit the Quest Diagnostics lab test directory for the latest values.
Vitamin B-12 and Folate Serum Test FAQ
Is there Vitamin B-12 and Folate testing near me?
To find nearby locations for Vitamin B-12 and Folate testing, use the patient service center locator. This is especially useful if you need a convenient site due to mobility issues or time constraints.
What is the cost of the test?
The cost of the test includes all fees, such as sample collection at patient service center locations. It’s worth ordering to identify any deficiencies that might be affecting your energy levels.
How often should I retest?
Retesting every 6 to 12 months is recommended, especially if you have dietary restrictions or ongoing symptoms. Regular testing helps ensure that any deficiencies are addressed promptly.
How accurate is the test?
The test uses chemiluminescent immunoassay technology to measure vitamin levels accurately. TrueHealthLabs.com partners with CLIA-certified laboratories to uphold rigorous testing standards for dependable results.
Medical Review Board
Reviewed by Jeff Donohue M.D. from Body Logic and Brady Hurst DC, CCCN. Written by True Health Lab’s team of editorial health contributors.
Disclaimer: This information is for educational purposes only and not intended as medical advice. Consult your healthcare provider for personalized guidance.
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