Creatinine Clearance (GFR) Calculator
Estimate kidney function with the Cockcroft-Gault formula.
How it works
Fill in the 4 fields above and Creatinine Clearance (GFR) Calculator calculates the result instantly, recalculating as you change any value. The math runs locally in your browser — nothing is sent to a server.
Examples
- Age 50 yr, Weight 75 kg, Serum creatinine 1 mg/dL → Creatinine clearance: 93.75 mL/min
Frequently asked questions
How do I use the Creatinine Clearance (GFR) Calculator?
Enter your values in the 4 input fields and the result is calculated automatically as you type. Change any value to see the numbers update instantly.
Is my data private?
Yes. The Creatinine Clearance (GFR) Calculator runs entirely in your browser. Nothing you enter is uploaded, saved to a server, or shared — it never leaves your device.
Is the Creatinine Clearance (GFR) Calculator free?
Yes, it is completely free with no sign-up, no limits and no watermarks. Like every tool on health & fitness and the rest of the platform, you can use it as often as you like.
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