Protein (Urine)

The urine protein test measures the amount of protein in your urine. Healthy kidneys filter waste but keep protein in the blood; protein in urine can signal kidney damage.

Category: Urinalysis

Also known as: urine protein, protein urine, urinary protein, urine total protein

Reference range: 0–14 mg/dL (Source: ABIM)

Standard unit: mg/dL

High values may indicate

High urine protein (proteinuria) may indicate kidney disease, diabetes, hypertension, urinary tract infection, preeclampsia, or multiple myeloma.

Low values may indicate

Low or absent urine protein is normal and indicates healthy kidney filtration.

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

Track your Protein (Urine) over time with BloodId