mmol/L to mg/dL calculator for Urea (BUN-based)

Use this page to convert urea (bun-based) between mmol/L and mg/dL with the correct factor for this test.

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You landed here from a value-specific search. You can change the number, switch mmol/L ↔ mg/dL, or pick another analyte while keeping the same conversion engine.

Conversion settings

Standard conversion for this test between mmol/L and mg/dL.

Conversion factor: 1 mmol/L ≈ 2.8 mg/dL

How this urea conversion is calculated

General formula: mmol/L × 6 = mg/dL

  • 1. Start with the value in mmol/L: 1.
  • 2. Multiply by the analyte-specific factor: 1 × 6.
  • 3. Result in mg/dL: ≈ 2.8.

Tips and important notes for urea

  • Urea is produced when the body breaks down protein and is cleared by the kidneys.
  • High urea can reflect kidney impairment, dehydration, high protein intake, or bleeding in the gut.
  • Different labs may report either urea or urea nitrogen; they use different conversion factors.

Common questions about this urea value