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VITAMIN D Blood Spot Test


About this test


  • Vitamin D2 
  • Vitamin D3 
  • Total D 

Vitamin D is an essential hormone necessary for formation, growth and health of bones. Vitamin D deficiency has been linked to increased risk for many common diseases, listed below.  It is required for immune function and normal calcium absorption. It is recommended the test be repeated annually.

Everything included: Necessary test request documentation included. Print, sign and return with samples using Reply Paid Express Post with Parcel Tracking (included).

Method: Dried blood spot technology.

This test requires a few drops of blood from a quick and nearly painless prick of the finger. 

Relative conditions:

  • Severe fatigue
  • Minimal sun exposure
  • Rheumatoid arthritis
  • Cardiovascular disease
  • Cancer
  • Schizophrenia
  • Low blood calcium levels
  • Diabetes type I & II
  • Inflammatory bowel diseases
  • Osteoporosis/osteomalacia
  • Multiple sclerosis
  • Bone/muscle or joint pain
  • Depression & mood disorders

Outcomes and Actions:

Slightly low, or moderately low levels of Vitamin D is not cause for alarm. In fact this can be corrected simply by adding foods rich in Vitamin D to your diet.

Very low levels of Vitamin D can usually be corrected via Vitamin D supplementation. Hi levels of Vitamin D, (Proficiency) is a more serious condition, but very rarely seen. TestoChecker Functional does not suggest using this test to rule out Excessive Vitamin D due to it being so rarely detected.

Vitamin D is also referred to by other names such as: Calcitriol (or 1,25-dihydroxyvitamin D), ergocalciferol (vitamin D2), cholecalciferol (vitamin D3), calcidiol (25-hydroxyvitamin D).

N.B. Mildly low Vitamin D levels is not considered dangerous.

Test Method


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