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Vitamin K Blood Test
Compare labs
| Feature |
Labcorp
|
Quest Diagnostics
|
|---|---|---|
| Price | Coming soon | $22.99 |
| Results in | — | ~5 business days |
| Sample type | — | Blood Plasma |
| Require fasting | — | Yes |
About the test
Vitamin K is a required co-factor for the synthesis of factors 2, 7, 9, and 10 and proteins C and S. Deficiencies of vitamin K lead to bleeding. Coumadin (warfarin) acts as an anticoagulant because it is a vitamin K antagonist.
Included biomarkers & Reference ranges
| Biomarker | Reference range |
|---|---|
| Vitamin K The main dietary form of vitamin K, essential for normal blood clotting and also involved in bone health. | — |
Reference ranges vary by lab, age, and sex (M/F). Your report shows your exact range. Click any biomarker to see its optimal range and what your results mean.
Preparation
- Avoid eating liver and taking multivitamins or vitamin K at least 24 hours before sample collection.
- Fasting for 8 hours before your blood draw is required.
- Fasting before a blood draw means you don't eat or drink anything except water.
- Your doctor should provide any special instructions related to fasting for your test. Always follow your doctor's instructions.
How it works
- 1. Order online No referral or insurance
- 2. Get a requisition By email in 24–72 hours
- 3. Visit a draw center Bring a matching photo ID
- 4. Get results Securely by email
- These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Consultations
Not sure how to read your results? We can help.
Schedule a consultation with a Hormunity specialist. We’ll walk through every marker, interpret what it means for you, and map out the next steps for your care.
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