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Vitamin K Assay- Blood (Test Code 4043)

Collection Method

SST Serum Blood Test

Turn Around Time

7 business days



Vitamin K is a fat-soluble vitamin that functions as a cofactor in the production of blood coagulation factors (in the liver), osteocalcin (in bone), and matrix Gla-proteins (in cartilage and vessel walls), each resulting in the deposition of ionic calcium.

Monitoring vitamin K can help reduce risk of osteoporotic bone fractures, cardiovascular disease, and possibly some cancers by identifying individuals who may have a vitamin K deficiency. The Vitamin K assay can be ordered as an individual marker or can be order with a fat soluble vitamin profile test code 4042.

Common Conditions:

  • Bruising
  • Epistaxis
  • Fractures
  • Gastrointestinal bleeding
  • Menorrhagia
  • Nosebleeds
  • Anaemia
  • Osteopenia/Osteoporosis

Test Method

High Performance Liquid Chromatography (HPLC)


Vitamin K: Undercarboxylated Osteocalcin (ucOC)

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NUTRIPATH offers more tests than any other integrative medical laboratory. With more than 200 tests available, it is the anti-aging and integrative medical practitioners’ one-stop-shop with assessments that investigate endocrine, gastrointestinal, immunological, genomic, metabolic and nutritional balance.

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