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Pacific · Vitamin K1 Test – Vitamin Deficiency

Vitamin K1 Test – Vitamin Deficiency in California

This page explains the vitamin k1 test – vitamin deficiency, what it measures, and how to order it. This test measures levels of Vitamin K1 in your blood to help assess for potential deficiencies. Vitamin K is important for blood clotting.

Typical turnaround1-3 business days
Price range$192
PreparationFollow the lab's instructions.
Sample typeBlood draw at a collection lab
ReferralNo referral required

What this test is

The Vitamin K1 test, also known as phylloquinone, is a blood test used to evaluate the amount of this specific form of vitamin K in your body. Vitamin K1 is primarily found in leafy green vegetables.

What it measures

  • Vitamin K1 (Phylloquinone) — reflects the amount of dietary vitamin K1 in your blood

What the test involves

A small sample of your blood is needed for this test. The blood is typically drawn from a vein in your arm using a needle.

Why it is often ordered

Clinicians may order this test if they suspect a vitamin K deficiency, which can affect blood clotting. It can also be used to monitor individuals with certain medical conditions or those taking specific medications.

Preparation

You will need to follow the specific preparation instructions provided by the laboratory. These instructions may include fasting or avoiding certain foods before your blood draw.

How results are reported

Your test results will indicate the level of Vitamin K1 detected in your blood sample. Reference ranges, which help interpret these levels, vary between laboratories.

Before you go

  • Fasting requirements
  • Specific dietary restrictions
  • When to expect results

Cities

Vitamin K1 Test – Vitamin Deficiency in California communities

Choose your city for local context and to request this test.

Los Angeles12,121,244Vitamin K1 Test – Vitamin DeficiencySan Francisco3,290,197Vitamin K1 Test – Vitamin DeficiencySan Diego3,084,174Vitamin K1 Test – Vitamin DeficiencyRiverside2,022,285Vitamin K1 Test – Vitamin DeficiencySacramento1,924,167Vitamin K1 Test – Vitamin DeficiencySan Jose1,729,879Vitamin K1 Test – Vitamin DeficiencyFresno719,558Vitamin K1 Test – Vitamin DeficiencyConcord640,270Vitamin K1 Test – Vitamin DeficiencyBakersfield590,845Vitamin K1 Test – Vitamin DeficiencyMission Viejo588,540Vitamin K1 Test – Vitamin DeficiencyMurrieta509,526Vitamin K1 Test – Vitamin DeficiencyLong Beach466,565Vitamin K1 Test – Vitamin DeficiencyOakland437,548Vitamin K1 Test – Vitamin DeficiencyStockton406,822Vitamin K1 Test – Vitamin DeficiencyVictorville389,060Vitamin K1 Test – Vitamin DeficiencyModesto382,994Vitamin K1 Test – Vitamin DeficiencyLancaster381,732Vitamin K1 Test – Vitamin DeficiencyOxnard366,330Vitamin K1 Test – Vitamin DeficiencyIndio361,831Vitamin K1 Test – Vitamin DeficiencyAnaheim348,204Vitamin K1 Test – Vitamin DeficiencyAntioch322,796Vitamin K1 Test – Vitamin DeficiencySanta Rosa314,196Vitamin K1 Test – Vitamin DeficiencySanta Ana313,818Vitamin K1 Test – Vitamin DeficiencyIrvine297,868Vitamin K1 Test – Vitamin DeficiencySanta Clarita275,230Vitamin K1 Test – Vitamin DeficiencyChula Vista274,818Vitamin K1 Test – Vitamin DeficiencyVisalia249,804Vitamin K1 Test – Vitamin DeficiencyFremont231,502Vitamin K1 Test – Vitamin DeficiencySan Bernardino220,821Vitamin K1 Test – Vitamin DeficiencyThousand Oaks211,045Vitamin K1 Test – Vitamin DeficiencyMoreno Valley208,371Vitamin K1 Test – Vitamin DeficiencyFontana208,087Vitamin K1 Test – Vitamin DeficiencySalinas199,290Vitamin K1 Test – Vitamin DeficiencyHuntington Beach198,735Vitamin K1 Test – Vitamin DeficiencySanta Barbara198,240Vitamin K1 Test – Vitamin DeficiencyGlendale196,512Vitamin K1 Test – Vitamin DeficiencyHemet191,170Vitamin K1 Test – Vitamin DeficiencyVallejo181,882Vitamin K1 Test – Vitamin DeficiencyElk Grove175,510Vitamin K1 Test – Vitamin DeficiencyOntario175,223Vitamin K1 Test – Vitamin DeficiencyOceanside174,461Vitamin K1 Test – Vitamin DeficiencyRancho Cucamonga173,946Vitamin K1 Test – Vitamin DeficiencyGarden Grove172,708Vitamin K1 Test – Vitamin DeficiencyPalmdale167,987Vitamin K1 Test – Vitamin DeficiencySanta Cruz165,933Vitamin K1 Test – Vitamin DeficiencyHayward162,254Vitamin K1 Test – Vitamin DeficiencyCorona157,844Vitamin K1 Test – Vitamin DeficiencyMerced157,617Vitamin K1 Test – Vitamin DeficiencySunnyvale155,550Vitamin K1 Test – Vitamin DeficiencyPomona151,592Vitamin K1 Test – Vitamin DeficiencyEscondido151,443Vitamin K1 Test – Vitamin DeficiencyTorrance147,156Vitamin K1 Test – Vitamin DeficiencyRoseville145,687Vitamin K1 Test – Vitamin DeficiencyFairfield145,163Vitamin K1 Test – Vitamin DeficiencyFullerton142,964Vitamin K1 Test – Vitamin DeficiencySanta Maria142,230Vitamin K1 Test – Vitamin DeficiencyOrange139,195Vitamin K1 Test – Vitamin DeficiencyPasadena138,771Vitamin K1 Test – Vitamin DeficiencyYuba City129,536Vitamin K1 Test – Vitamin DeficiencySanta Clara127,922Vitamin K1 Test – Vitamin Deficiency