8.5

Royal Canin

Royal Canin Urinary SO Cat

Vet ApprovedDry Cat FoodAdult

🩺 Vet Verdict

Veterinary diet specifically formulated to dissolve struvite crystals and prevent both struvite and calcium oxalate stones. Increases urine volume and creates an unfavorable environment for crystal formation. Prescription required.

Score Breakdown

Ingredient Quality
7
Nutritional Completeness
9
Transparency
8
Value for Money
6
Recall History
10

Ingredient Analysis

First 5 Ingredients

1. Brewers Rice2. Corn Gluten Meal3. Chicken By-Product Meal4. Chicken Fat5. Wheat Gluten

Notable Inclusions

Relative super saturation (RSS) technologyDissolves struvite crystalsIncreases urine dilutionPrescription formula

Controversial Ingredients

Corn gluten mealBy-product meal

Guaranteed Analysis

30%

Protein (min)

14%

Fat (min)

4.8%

Fiber (max)

8%

Moisture (max)

389 kcal/cup

Best For

  • Cats with urinary crystals/stones
  • FLUTD management
  • Post-urinary-blockage

Not Ideal For

  • Healthy cats without urinary issues
  • Kittens

Pricing

Estimated monthly cost

$40–$60

premium tier

Affiliate links — see our disclosure

Quick Facts

BrandRoyal Canin
Typedry cat food
Life Stageadult
Protein30% min
Fat14% min
Calories389 kcal/cup

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