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Vitamin D

About This Test

Department: Biochemistry


  • Gel/clotted (yellow/red top)

Add-on requests are accepted up to 48 hours post sampling


Turnaround Time:

Within 24 hours


Investigation of vitamin D deficiency/toxicity

Please refer to the local Pathway for Testing and Treatment of Adult Vitamin D deficiency for full guidelines on requesting vitamin D analysis.

In most cases, re-testing after treatment of vitamin D deficiency is not required.

Samples will not be analysed if previous analysis performed within 3 months. If there is a specific clinical reason for analysis within this timeframe, please state this on the request card

Other Comments:

For more information, please see the following: Vitamin D - Lab Tests Online

See also: Calcium, Phosphate, PTH, Magnesium