Comprehensive Guides
Kidney Stones Hub
Navigate your kidney health with clinical precision. Access free calculators, dietary lists, and expert advice reviewed by a board-certified urologist.
Download Your Free Clinical Action Plan
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Interactive Clinical Tools
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Calcium-Oxalate Meal Balancer
Pair high-oxalate foods with calcium to block kidney stones. Includes US, UK and South Asian foods.
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Kidney Stone Prevention Compliance Tracker
Score your adherence to the seven evidence-based stone-prevention habits and get a personalized corrective plan.
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CKD Stage Calculator (eGFR)
Free CKD stage calculator using the 2021 CKD-EPI equation — see your eGFR and CKD stage in seconds.
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Urine Color Decoder
Decode your urine color to check your hydration and kidney health.
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Stone Composition Identifier
Identify your likely kidney stone type based on clinical history and dietary patterns.
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Sodium Intake Daily Tracker
Track your daily sodium against clinical targets for kidney stones, hypertension, or CKD.
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Hydration Calculator
Find your daily target to prevent stones
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Passage Calculator
Probability of passing based on size
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Oxalate Food List
Compare high vs. low oxalate foods
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Stone Directory: A to Z
Search stone types and diets
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Stone Risk Profiler
Assess your diet and recurrence risk
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Comprehensive Guides
Clinical Guide
How to Pass a Kidney Stone Fast: What I Tell My Patients
How to Pass a Kidney Stone Fast: What I Tell My Patients 5 You’re in pain. Real pain. The kind […]
Clinical Guide
The Kidney Stone Diet: My Clinical Protocol for Prevention
The Kidney Stone Diet: My Clinical Protocol for Prevention 11 “What should I eat to stop getting stones?” — I […]
Clinical Guide
Kidney Stones: Complete Guide from a Urologist | Causes, Symptoms & Treatment
Kidney Stones: Complete Guide from a Urologist | Causes, Symptoms & Treatment 16 Kidney stones are one of the most […]