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Pacific · Vitamin B3 Niacin Testing – Deficiency Test

Vitamin B3 Niacin Testing – Deficiency Test in California

Below is a plain-language overview of the vitamin b3 niacin testing – deficiency test. This blood test measures levels of Vitamin B3 (niacin) in your body. It helps identify if your niacin intake is sufficient.

Typical turnaround1-3 business days
Price range$49
PreparationFollow the lab's instructions.
Sample typeBlood draw at a collection lab
ReferralNo referral required

What this test is

Vitamin B3, also known as niacin, is an essential nutrient that plays a crucial role in energy production and metabolism. This test assesses the amount of niacin in your blood.

What it measures

  • Vitamin B3 (Niacin) — reflects dietary intake and body stores of this essential vitamin

What the test involves

A healthcare professional will collect a blood sample, typically from a vein in your arm. The sample is then sent to a laboratory for analysis.

Why it is often ordered

Clinicians may order this test to evaluate for potential niacin deficiency or to monitor the effectiveness of niacin supplementation. It can help assess overall nutritional status.

Preparation

Follow any specific instructions provided by the laboratory regarding food or drink consumption before your blood draw. General preparation usually involves a standard blood draw.

How results are reported

Your results will indicate the measured level of Vitamin B3 in your blood. Laboratories provide reference ranges, which are ranges of expected values, and these can vary between labs.

Before you go

  • Fasting requirements
  • Specific preparation instructions
  • Sample collection time

Cities

Vitamin B3 Niacin Testing – Deficiency Test in California communities

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

Los Angeles12,121,244Vitamin B3 Niacin Testing – Deficiency TestSan Francisco3,290,197Vitamin B3 Niacin Testing – Deficiency TestSan Diego3,084,174Vitamin B3 Niacin Testing – Deficiency TestRiverside2,022,285Vitamin B3 Niacin Testing – Deficiency TestSacramento1,924,167Vitamin B3 Niacin Testing – Deficiency TestSan Jose1,729,879Vitamin B3 Niacin Testing – Deficiency TestFresno719,558Vitamin B3 Niacin Testing – Deficiency TestConcord640,270Vitamin B3 Niacin Testing – Deficiency TestBakersfield590,845Vitamin B3 Niacin Testing – Deficiency TestMission Viejo588,540Vitamin B3 Niacin Testing – Deficiency TestMurrieta509,526Vitamin B3 Niacin Testing – Deficiency TestLong Beach466,565Vitamin B3 Niacin Testing – Deficiency TestOakland437,548Vitamin B3 Niacin Testing – Deficiency TestStockton406,822Vitamin B3 Niacin Testing – Deficiency TestVictorville389,060Vitamin B3 Niacin Testing – Deficiency TestModesto382,994Vitamin B3 Niacin Testing – Deficiency TestLancaster381,732Vitamin B3 Niacin Testing – Deficiency TestOxnard366,330Vitamin B3 Niacin Testing – Deficiency TestIndio361,831Vitamin B3 Niacin Testing – Deficiency TestAnaheim348,204Vitamin B3 Niacin Testing – Deficiency TestAntioch322,796Vitamin B3 Niacin Testing – Deficiency TestSanta Rosa314,196Vitamin B3 Niacin Testing – Deficiency TestSanta Ana313,818Vitamin B3 Niacin Testing – Deficiency TestIrvine297,868Vitamin B3 Niacin Testing – Deficiency TestSanta Clarita275,230Vitamin B3 Niacin Testing – Deficiency TestChula Vista274,818Vitamin B3 Niacin Testing – Deficiency TestVisalia249,804Vitamin B3 Niacin Testing – Deficiency TestFremont231,502Vitamin B3 Niacin Testing – Deficiency TestSan Bernardino220,821Vitamin B3 Niacin Testing – Deficiency TestThousand Oaks211,045Vitamin B3 Niacin Testing – Deficiency TestMoreno Valley208,371Vitamin B3 Niacin Testing – Deficiency TestFontana208,087Vitamin B3 Niacin Testing – Deficiency TestSalinas199,290Vitamin B3 Niacin Testing – Deficiency TestHuntington Beach198,735Vitamin B3 Niacin Testing – Deficiency TestSanta Barbara198,240Vitamin B3 Niacin Testing – Deficiency TestGlendale196,512Vitamin B3 Niacin Testing – Deficiency TestHemet191,170Vitamin B3 Niacin Testing – Deficiency TestVallejo181,882Vitamin B3 Niacin Testing – Deficiency TestElk Grove175,510Vitamin B3 Niacin Testing – Deficiency TestOntario175,223Vitamin B3 Niacin Testing – Deficiency TestOceanside174,461Vitamin B3 Niacin Testing – Deficiency TestRancho Cucamonga173,946Vitamin B3 Niacin Testing – Deficiency TestGarden Grove172,708Vitamin B3 Niacin Testing – Deficiency TestPalmdale167,987Vitamin B3 Niacin Testing – Deficiency TestSanta Cruz165,933Vitamin B3 Niacin Testing – Deficiency TestHayward162,254Vitamin B3 Niacin Testing – Deficiency TestCorona157,844Vitamin B3 Niacin Testing – Deficiency TestMerced157,617Vitamin B3 Niacin Testing – Deficiency TestSunnyvale155,550Vitamin B3 Niacin Testing – Deficiency TestPomona151,592Vitamin B3 Niacin Testing – Deficiency TestEscondido151,443Vitamin B3 Niacin Testing – Deficiency TestTorrance147,156Vitamin B3 Niacin Testing – Deficiency TestRoseville145,687Vitamin B3 Niacin Testing – Deficiency TestFairfield145,163Vitamin B3 Niacin Testing – Deficiency TestFullerton142,964Vitamin B3 Niacin Testing – Deficiency TestSanta Maria142,230Vitamin B3 Niacin Testing – Deficiency TestOrange139,195Vitamin B3 Niacin Testing – Deficiency TestPasadena138,771Vitamin B3 Niacin Testing – Deficiency TestYuba City129,536Vitamin B3 Niacin Testing – Deficiency TestSanta Clara127,922Vitamin B3 Niacin Testing – Deficiency Test