This assay measures both D2 and D3 components.
Vitamin D is a vital vitamin for our body that promotes calcium and phosphorus absorption; it keeps bones, teeth, and muscles healthy. It protects against osteocalcin, osteoporosis. Vitamin D blood test helps to measure the level of vitamin D in the body. The most common vitamin D test is the 25-hydroxyvitamin D, known as 25(OH) Vitamin D
A doctor may advise this test
The main component checked in this test is Vitamin D. Two forms of this vitamin can be measured
The 25-hydroxyvitamin D is the primary form of vitamin D in the blood and is considered the best indicator of Vitamin D's nutritional status. Vitamin D is influenced by exposure to sunlight, skin pigmentation, sunscreen use, and hepatic function. The assay measures both vitamin D2 and D3 metabolites of vitamin D.
No special preparation is required. Blood is collected from the vein.
Decreased level indicates-