Vitamin D, 25-Hydroxy
Measures vitamin D levels to assess bone health, immune function, and calcium metabolism.
What This Test Measures
Specimen & Collection
Preparation
No fasting is required for this test. Inform your healthcare provider of any vitamin D supplements or medications you are taking, as these may affect results.
Biomarkers Included (1)
Click any biomarker for detailed information
Included in Panels
Save by ordering a panel that includes this test
Related Lab Tests
You might also be interested in these tests
This information is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider regarding any medical condition or treatment plan.
Lab results should be interpreted by a licensed healthcare provider in the context of your complete medical history. Processing times may vary by laboratory. Charges will not be submitted to insurance, Medicare, or Medicaid. Direct-access lab testing is not available in NY, NJ, or RI.
Order This Test
$49/year membership