The normal range for Blood Urea (Blood Urea Nitrogen (BUN)) is 7-20 mg/dL. High Blood Urea may indicate High urea can indicate kidney disease, dehydration, high protein diet, GI bleedi. Ask GoDavaii Health AI to analyze your complete lab report.

Blood Urea

Blood Urea Nitrogen (BUN)

Urea is a waste product from protein metabolism. Kidneys filter urea from blood. High urea indicates either kidney problems or high protein intake.

Normal Range

7-20 mg/dL

Unit: mg/dL

LOWNORMALHIGH
Below normal7-20 mg/dL mg/dLAbove normal
Medically Verified Ranges

What High Blood Urea Means

High urea can indicate kidney disease, dehydration, high protein diet, GI bleeding, or heart failure. Usually evaluated together with creatinine.

Kidney DiseaseDehydrationGI Bleeding

What Low Blood Urea Means

Low urea may indicate malnutrition, liver disease, or overhydration. Not usually a concern on its own.

Liver DiseaseMalnutrition

Frequently Asked Questions

Related Lab Tests

Creatinine

Serum Creatinine

Normal: Male: 0.7-1.3 mg/dL | Female: 0.6-1.1 mg/dL

Uric Acid

Serum Uric Acid

Normal: Male: 3.4-7.0 mg/dL | Female: 2.4-6.0 mg/dL

Disclaimer: Reference ranges may vary between laboratories. This is educational information, not medical advice. Upload your complete lab report in the GoDavaii app for AI-powered analysis in context of your health profile.

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