Vitamin D Blood Test for fatigue
The vitamin d blood test is among the tests healthcare providers may consider when fatigue occurs with other signs of Depression. Learn what it measures, how to prepare, and what to expect. Educational content only - not a diagnosis.
Order a Vitamin D Blood Test Test
Lab testing is available through our partner network. Order online and visit a local collection site. No doctor's order or insurance required.
- Sample type
- Blood
- Typical turnaround
- 1-3 business days
- Preparation
- Follow the lab's instructions.
Why the vitamin d blood test may be relevant to fatigue
This blood test measures the Vitamin D 25-Hydroxy (Calcidiol) levels. Vitamin D is absorbed through sunlight, food, drinks and turned into Vitamin D 25-Hydroxy.
Fatigue has been reported as a symptom of Depression, and the vitamin d blood test is among the tests used to investigate Depression. Whether this test is right for you depends on your full clinical picture - always consult a qualified healthcare provider.
Condition this test may help investigate
Other tests associated with Depression
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Vitamin D 25-Dihydroxy Calcitriol Test
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Frequently Asked Questions
Is the vitamin d blood test used to investigate fatigue?
The vitamin d blood test is among the tests healthcare providers may consider when fatigue is present along with other signs of Depression. This blood test measures the Vitamin D 25-Hydroxy (Calcidiol) levels. Vitamin D is absorbed through sunlight, food, drinks and turned into Vitamin D 25-Hydroxy. Test selection is a clinical decision.
What does the vitamin d blood test measure?
This blood test measures the Vitamin D 25-Hydroxy (Calcidiol) levels. Vitamin D is absorbed through sunlight, food, drinks and turned into Vitamin D 25-Hydroxy.
Should I order this test myself if I have fatigue?
No. SymptomDatabase.com does not provide diagnosis or test recommendations. Discuss fatigue with a qualified healthcare provider, who will decide which tests, if any, are appropriate.
How long does the vitamin d blood test take?
Results for the vitamin d blood test are typically available within 1-3 business days depending on the laboratory.