Vitamin D Level test performed via pin-prick capillary blood (no phlebotomy needed!)

 
Most people who live in the northern hemisphere are at risk of a vitamin d deficiency, small levels can be obtained from diet but it is mostly identified as the 'sunshine' vitamin. In winter, spring and autumn months lack of sun exposure can cause a vitamin d deficiency which can cause a variety of symptoms. 
Indeed, many people who suffer from SAD (Seasonal Affective Disorder) may have a vitamin d deficiency in their bodies, which can be corrected.
This test could be just what you needed for proof of that long deserved holiday abroad! 
What is Vitamin D
Vitamin D, a fat soluble vitamin, is more appropriately categorized as a prohormone which is a collective term for a group of seco-steroids. Vitamin D is metabolised by hepatic 25-hydroxylase into 25-hydroxyvitamin D and by renal 1α- hydroxylase into the active form 1,25- dihyroxyvitamin D. This is responsible for the modulation of calcium absorptio