Calcidiol and Calciferol panel

A vitamin D test measures the levels of vitamin D in your blood. Vitamin D helps your body absorb calcium to build healthy bones and teeth. It also helps keep your muscles, nerves, and immune system working normally. Having vitamin D deficiency (very low levels of vitamin D) can lead to bone disorders and other medical conditions.

Source: MedlinePlus, U.S. National Library of Medicine

4 tests in this panel

Adult reference ranges, attributed to the labs that publish them. A dash means we hold no cited adult range for that test yet.