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Uric Acid in Blood (Mass Concentration)

Published: August 9, 2026Updated: August 17, 2026

This test measures the amount of uric acid, a waste product from your body’s breakdown of certain foods and substances, in your blood.

Quick summary

["Uric acid levels help assess kidney function and potential risks for conditions like gout or kidney stones."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 17, 2026Editorial policy

Key facts at a glance

LOINC
98981-4
Short code
Urate Bld-mCnc
Synonyms
Urate Bld-mCnc
Category
chemistry
Sample
whole-blood
Container
Lavender-top (EDTA)
Units
N/A
Ref low
3.5
Ref high
7.2
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Specimen volume
3 mL
Stability
Room temperature: 4h, Refrigerated: 24h
Hemolysis max
0
Lipemia max
0
Icterus max
0
TAT
4–24 hours
Order
routine

Why Is This Test Done?

Your healthcare provider may order this test if you have symptoms like joint pain, kidney issues, or if they suspect conditions like gout, kidney disease, or certain metabolic disorders. It can also be part of routine check-ups for people at higher risk for these conditions.

What to Expect Before the Test

No special preparation is usually needed, but you may be asked to fast for 8–12 hours before the test if it’s done on an empty stomach. Bring any medications you’re currently taking to your appointment.

How the Test Is Performed

A healthcare professional will draw blood from a vein in your arm using a small needle. You may feel a slight pinch, but it usually doesn’t cause discomfort. The blood sample is then sent to a lab for analysis.

What the Results Mean

Higher-than-normal uric acid levels may indicate overproduction of uric acid, poor kidney function, or conditions like gout. Lower-than-normal levels might suggest certain genetic or metabolic disorders, though this is less common.

Reference range

NCBI: Uric Acid Male 3.5-7.2 mg/dL; Female 2.5-6.8 mg/dLN/A

Specimen: whole-blood

No special preparation usually required. Stay well hydrated. Inform your healthcare provider of all medications and supplements you are taking.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Uric Acid

Frequently asked questions

What does my uric acid level tell me about my health?
High uric acid levels can contribute to gout, kidney stones, or even heart disease. Low levels are less commonly associated with health concerns but may warrant further investigation if unexplained. Always discuss your results with your doctor to understand their specific implications for you.
How often should I get this test?
Your doctor will determine how often you need this test based on your medical history, symptoms, and risk factors. Some people may need it annually or more frequently if they have conditions like kidney disease or gout.
Can diet or lifestyle changes affect uric acid levels?
Yes! Foods high in purines (like red meat, organ meats, and certain seafood) or alcohol can raise uric acid levels. Staying hydrated, maintaining a healthy weight, and avoiding excessive alcohol may help keep levels in check.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 17, 2026. · Read our editorial policy