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Serum or plasma concentration of uric acid

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

This test measures the amount of uric acid in your blood, a natural substance produced when your body breaks down certain foods and substances, including purines found in meat and seafood.

Quick summary

["Uric acid levels help identify conditions like gout or kidney issues."]

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

Key facts at a glance

LOINC
14555-7
Short code
MuV Ag Urth Ql IF
Synonyms
MuV Ag Urth Ql IF
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
if
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why Is This Test Done?

Your doctor may order this test to check for gout, kidney disease, or other conditions that affect how uric acid builds up in your body. It can also help monitor treatments 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 part of a metabolic panel. Bring any medications you’re taking.

How the Test Is Done

A healthcare provider will draw blood from a vein in your arm. You may feel a slight pinch, but it usually doesn’t cause significant discomfort.

What the Results Mean

Higher-than-normal levels may suggest conditions like gout or kidney problems, while very low levels could indicate certain metabolic disorders. Your doctor will interpret results in relation to your health.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Uric Acid

Frequently asked questions

What causes uric acid levels to be too high?
High uric acid levels can result from diet (rich in purines), kidney problems, certain medications, or genetic factors. Lifestyle choices like alcohol consumption or obesity may also play a role.
How long does it take to get results?
Results are typically available within 1–3 business days, depending on lab processing times. Your doctor will contact you with the final report.
Can diet changes affect uric acid test results?
Yes, diet can influence uric acid levels. Reducing high-purine foods (like organ meats or shellfish) and staying hydrated may help lower levels, but consult your doctor before making major dietary changes.
  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