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Uric Acid, Serum

Published: August 9, 2026Updated: August 16, 2026

This test measures the amount of uric acid in your blood, a waste product from breaking down purines found in foods and certain medications.

Quick summary

["Uric acid levels help assess kidney function and risk of gout or kidney stones."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
15079-7
Short code
LH Ur-aCnc
Synonyms
LH Ur-aCnc
Category
chemistry
Sample
urine
Container
Sterile urine container
Units
N/A
Ref low
1.5
Ref high
9
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
CPT
83002
Specimen volume
10 mL
Stability
Room temperature: 2h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
0
Lipemia max
0
Icterus max
0
TAT
4–24 hours
Order
routine

Why This Test Might Be Ordered

Your doctor may recommend this test if you have symptoms like joint pain, kidney problems, or if you’re at risk for conditions like gout or kidney stones. It can also help monitor certain treatments or underlying health conditions that affect uric acid levels, such as chemotherapy or kidney disease.

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 part of a broader metabolic panel. Bring any medications or supplements you’re taking to your appointment.

What Happens During the Test

A healthcare provider will draw blood from a vein in your arm. The sample is then sent to a lab for analysis. The test typically takes a few minutes, and you may feel slight discomfort but no lasting effects.

What the Results Mean

Results help doctors diagnose conditions like gout, kidney disease, or evaluate how well your kidneys are filtering waste. High levels may indicate overproduction of uric acid or impaired kidney function, while low levels may suggest certain metabolic disorders.

Reference range

Follicular: 1.5-9.0 mIU/mLN/A

Specimen: urine

For females: inform if menstrual cycle status. For certain tests, timing within menstrual cycle may matter.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Uric Acid

Frequently asked questions

How often do I need this test?
The frequency depends on your health status. Routine adults may not need it unless they have risk factors (e.g., diet, family history, or kidney issues). Follow your doctor’s guidance for follow-up tests.
Can diet affect uric acid levels?
Yes, foods high in purines (e.g., organ meats, shellfish, red meat) or sugary drinks can raise uric acid. Limiting these and staying hydrated may help manage levels naturally.
What if my results are abnormal?
Abnormal results may trigger further testing (e.g., 24-hour urine collection) or adjustments to medications/diet. Your doctor will discuss next steps based on your symptoms and overall health.
  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 16, 2026. · Read our editorial policy