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Vitamin K1 Deficiency Test in Connecticut

The Vitamin K1 test measures phylloquinone, the form of vitamin K found in leafy green vegetables. It helps evaluate vitamin K status and supports the assessment of blood clotting, absorption, and bone health.

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Typical turnaround
1-3 business days
Starting price
From $192
Results
Confidential, online

Quick answer

The Vitamin K1 test measures phylloquinone in the blood. Vitamin K is a fat-soluble vitamin needed for normal blood clotting and for proteins involved in bone health. The test is typically ordered when a deficiency is suspected because of poor dietary intake, fat malabsorption, or a condition that affects how the body uses vitamin K. A healthcare provider interprets the result with the broader clinical picture.

What this test measures

Vitamin K comes in several forms. Vitamin K1, or phylloquinone, is the form found in green leafy vegetables and some plant oils, while vitamin K2 refers to a group of related compounds. The body uses vitamin K to activate several clotting factors made in the liver, and it also supports proteins that help regulate calcium in bone.

The test uses a blood sample, usually collected from a vein in the arm. Laboratories measure phylloquinone directly, and results are compared with reference ranges that can vary between laboratories. Because vitamin K is fat-soluble, conditions that reduce fat absorption can lower levels, so clinicians often interpret the result alongside other fat-soluble vitamin tests.

Testing may be considered for people with unexplained bruising or bleeding, chronic liver or bile duct conditions, or malabsorption disorders such as celiac disease or cystic fibrosis. It may also be used to assess nutritional status during long-term intravenous nutrition. Results alone do not diagnose a condition and are reviewed with a qualified healthcare provider.

Vitamin K1 Deficiency Test in Connecticut cities

Ansonia, CT

Vitamin K1 Deficiency Test in Ansonia.

Ball Pond, CT

Vitamin K1 Deficiency Test in Ball Pond.

Baltic, CT

Vitamin K1 Deficiency Test in Baltic.

Bethlehem Village, CT

Vitamin K1 Deficiency Test in Bethlehem Village.

Blue Hills, CT

Vitamin K1 Deficiency Test in Blue Hills.

Branford Center, CT

Vitamin K1 Deficiency Test in Branford Center.

Bridgeport, CT

Vitamin K1 Deficiency Test in Bridgeport.

Bristol, CT

Vitamin K1 Deficiency Test in Bristol.

Broad Brook, CT

Vitamin K1 Deficiency Test in Broad Brook.

Byram, CT

Vitamin K1 Deficiency Test in Byram.

Canaan, CT

Vitamin K1 Deficiency Test in Canaan.

Canton Valley, CT

Vitamin K1 Deficiency Test in Canton Valley.

Cheshire Village, CT

Vitamin K1 Deficiency Test in Cheshire Village.

Chester Center, CT

Vitamin K1 Deficiency Test in Chester Center.

Coleytown, CT

Vitamin K1 Deficiency Test in Coleytown.

Collinsville, CT

Vitamin K1 Deficiency Test in Collinsville.

Compo, CT

Vitamin K1 Deficiency Test in Compo.

Conning Towers Nautilus Park, CT

Vitamin K1 Deficiency Test in Conning Towers Nautilus Park.

Cos Cob, CT

Vitamin K1 Deficiency Test in Cos Cob.

Coventry Lake, CT

Vitamin K1 Deficiency Test in Coventry Lake.

Crystal Lake, CT

Vitamin K1 Deficiency Test in Crystal Lake.

Danbury, CT

Vitamin K1 Deficiency Test in Danbury.

Daniels Farm, CT

Vitamin K1 Deficiency Test in Daniels Farm.

Danielson, CT

Vitamin K1 Deficiency Test in Danielson.

Darien Downtown, CT

Vitamin K1 Deficiency Test in Darien Downtown.

Deep River Center, CT

Vitamin K1 Deficiency Test in Deep River Center.

Derby, CT

Vitamin K1 Deficiency Test in Derby.

East Brooklyn, CT

Vitamin K1 Deficiency Test in East Brooklyn.

East Village, CT

Vitamin K1 Deficiency Test in East Village.

Essex Village, CT

Vitamin K1 Deficiency Test in Essex Village.

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Frequently Asked Questions

Where can I get a vitamin k1 deficiency test in Connecticut?

Connecticut has certified laboratories and independent diagnostic centers that offer this panel. Direct-access ordering lets you select a location that fits your schedule.

How much does a vitamin k1 deficiency test cost in Connecticut?

Pricing varies by provider and location. Check the price shown at checkout, and contact the testing partner for a written estimate if needed.

Is at-home collection available in Connecticut?

For select panels, at-home kits can be shipped to Connecticut, collected at home, and mailed back for analysis.

How long do results take in Connecticut?

Most results are reported within 1-3 business days after collection.

Ready to get tested?

Order online and visit a collection site near you, or choose a mail-in kit. No referral and no insurance required.

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Every page on this site is reviewed for clarity, sourcing, and accuracy. We update our library as testing options, collection networks, and accreditation standards change.

Medical disclaimer. The information on LabOrdering.com is educational only and is not medical advice, diagnosis, or treatment. Reference ranges and clinical guidance vary between laboratories. Always consult a qualified healthcare provider about your own results and care.