Dog Kidney Disease Diet Calculator
Calculate appropriate nutrition targets for dogs with kidney disease
Dog Weight (lbs)
IRIS CKD Stage
Dog Kidney Disease Diet: Why Nutrition Matters
Chronic Kidney Disease (CKD) is one of the most common conditions in older dogs. Diet is a cornerstone of management â reducing the kidneysâ workload by lowering protein and phosphorus intake while maintaining adequate calories. Our dog kidney disease diet calculator provides stage-specific nutrition targets based on IRIS (International Renal Interest Society) guidelines.
CKD Dietary Goals by Stage
| IRIS Stage | Protein | Phosphorus | Priority |
|---|---|---|---|
| Stage 1 | Moderate reduction | Avoid high-P foods | Hydration, monitoring |
| Stage 2 | 14-20% DM | Under 30 mg/100kcal | Renal diet, hydration |
| Stage 3 | 12-16% DM | Under 20 mg/100kcal | Strict phosphorus restriction |
| Stage 4 | Under 14% DM | Under 15 mg/100kcal | Caloric support, binders |
FAQs
What foods should dogs with kidney disease avoid?
Avoid high-phosphorus foods: organ meats (liver, kidney), dairy products, bones, high-protein treats, and processed meats. Also avoid high-sodium foods (canned human foods, processed treats). In later stages, avoid high-potassium foods if bloodwork shows hyperkalaemia.
Should I feed wet or dry food to a dog with kidney disease?
Wet food is strongly preferred for CKD dogs. Its high moisture content increases water intake, which supports kidney function and reduces the concentration of waste products in urine. Adding water to dry food is an alternative, but prescription wet renal diets (Hillâs k/d, Royal Canin Renal) are the gold standard.
Conclusion
Our dog kidney disease diet calculator gives you stage-specific nutrition targets to support kidney health. Always work closely with your vet for monitoring and dose adjustments. For hydration support, use our water intake calculator.