Tests Included: 1
Est. 4-6 (business days) Turnaround
Specimen type: Blood
Quest Diagnostics Location
Vitamin D is a fat-soluble vitamin that helps regulate calcium and phosphate in the body and keeps bones, muscles, and teeth healthy. Its deficiency can lead to bone problems like osteomalacia, softening of a person’s bones.
There are two forms of vitamin D present in the blood: 25-hydroxyvitamin D and 1,25-dihydroxy vitamin D. Of these two, 25-hydroxyvitamin D is the major form found in the blood and is commonly measured to evaluate and monitor vitamin D status in individuals.
The Vitamin D, 25 Hydroxy Blood Test is used to monitor vitamin D levels in the...
Tests Included: 1
Est. 4-6 (business days) Turnaround
Specimen type: Blood
Quest Diagnostics Location
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Vitamin D is a fat-soluble vitamin that helps regulate calcium and phosphate in the body and keeps bones, muscles, and teeth healthy. Its deficiency can lead to bone problems like osteomalacia, softening of a person’s bones.
There are two forms of vitamin D present in the blood: 25-hydroxyvitamin D and 1,25-dihydroxy vitamin D. Of these two, 25-hydroxyvitamin D is the major form found in the blood and is commonly measured to evaluate and monitor vitamin D status in individuals.
The Vitamin D, 25 Hydroxy Blood Test is used to monitor vitamin D levels in the body. This test helps determine whether a person is at risk for developing bone problems such as rickets, bone malformations, bone weakness, or osteoporosis. Generally, this test is used to diagnose vitamin D deficiency and Hypervitaminosis D. It can also be used for monitoring Vitamin D replacement therapy.
Please do not exercise prior to testing. It is best that your blood is taken in a rested state.
Note: Turn around times on results are an estimate and are not guaranteed. The lab may need additional time due to holidays, confirmation/repeat testing, etc. You can contact us to discuss when your results should be ready and we will contact the lab on your behalf immediately.
Normal Range: 30-100 ng/mL
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