Uric Acid (Urine)

The urine uric acid test measures the amount of uric acid excreted in urine over 24 hours. It helps evaluate gout, kidney stone risk, and purine metabolism.

Category: Urinalysis

Also known as: urine uric acid, uric acid urine, urinary uric acid, 24h urine uric acid

Reference range: 250–750 mg/24hr (Source: ABIM)

Standard unit: mg/24hr

High values may indicate

High urine uric acid may indicate gout, high-purine diet, leukemia, polycythemia vera, or uric acid kidney stones.

Low values may indicate

Low urine uric acid may indicate kidney disease, lead poisoning, or chronic alcohol use.

Frequently asked questions

What is a normal Uric Acid (Urine) level?
A typical reference range for Uric Acid (Urine) is 250–750 mg/24hr (source: ABIM). Reference ranges vary by laboratory, age, and sex, so always compare against the range on your own lab report.
What units is Uric Acid (Urine) measured in?
Uric Acid (Urine) is most commonly reported in mg/24hr. Labs in different countries may use other units — you can convert between them with BloodId's blood test unit converter.
Where do Uric Acid (Urine) reference ranges come from?
BloodId uses ABIM standard reference ranges and educational information from MedlinePlus (see our methodology). Reference ranges still vary by lab, age, and sex, so always compare against your own report.
Can I track Uric Acid (Urine) over time?
Yes. Upload results from any lab and BloodId charts your Uric Acid (Urine) over time against its reference range, so you can see whether the trend is rising, falling, or stable.

Related biomarkers

Source: MedlinePlus, U.S. National Library of Medicine

How we source our data

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