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Estimate your kidney age from your eGFR — how old are your kidneys compared to your body?. Updated 2026-08.
Estimate your kidney age from your eGFR — how old are your kidneys compared to your body?
Enter your values above to see the result.
For education and screening only — not a substitute for professional medical assessment. Results should be interpreted by your healthcare provider.
Your kidneys are aging at roughly the expected rate. Maintain blood pressure, blood sugar, hydration, and avoid NSAIDs to keep it that way.
Your kidneys are declining faster than expected for your age. Check blood pressure and sugar, reduce salt, and see your doctor for a creatinine, eGFR, and urine test.
A kidney age far ahead of your chronological age suggests significant decline. Book a nephrologist evaluation soon — early action can slow further loss.
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This content is a general reference, not medical advice, a diagnosis, or a treatment plan. Do not change your diet, fluids, medicines, or dialysis plan without your nephrologist or renal dietitian. Individual recommendations depend on your labs, medications, conditions, and care plan.