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Royal Canin Feline Urinary SO®

Royal Canin · Food

Royal Canin Feline Urinary SO®

  • Cat
  • Dry
Protein
32.5% min
Fat
13% min
Fiber
4% max
Moisture
8% max
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Facts read from royalcanin.com, checked November 2, 2026. Labels change: check the package before you buy.

Ingredients

  1. 1 Chicken by-product meal
  2. 2 brewers rice
  3. 3 corn
  4. 4 corn gluten meal
  5. 5 chicken fat
  6. 6 wheat gluten
  7. 7 natural flavors
  8. 8 wheat
  9. 9 salt
  10. 10 powdered cellulose
  11. 11 fish oil
  12. 12 potassium chloride
  13. 13 sodium bisulfate
  14. 14 calcium sulfate
  15. 15 sodium pyrophosphate
  16. 16 vegetable oil
  17. 17 fructooligosaccharides
  18. 18 choline chloride
  19. 19 vitamins [DL-alpha tocopherol acetate (source of vitamin E), niacin supplement, biotin, riboflavin supplement, D-calcium pantothenate, pyridoxine hydrochloride (vitamin B6), vitamin A acetate, thiamine mononitrate (vitamin B1), vitamin B12 supplement, folic acid, vitamin D3 supplement]
  20. 20 DL-methionine
  21. 21 taurine
  22. 22 monocalcium phosphate
  23. 23 trace minerals [zinc proteinate, zinc oxide, manganese proteinate, ferrous sulfate, manganous oxide, copper sulfate, calcium iodate, sodium selenite, copper proteinate]
  24. 24 marigold extract (Tagetes erecta L.)
  25. 25 rosemary extract
  26. 26 preserved with mixed tocopherols and citric acid

In label order: by weight before cooking, heaviest first. Underlined ingredients have a glossary entry.

Guaranteed analysis

NutrientOn the labelDry matter (calculated)
Crude Protein32.5% min35.3%
Crude Fat13% min14.1%
Crude Fiber4% max4.3%
Moisture8% max—
Calcium1.26% max1.4%
Phosphorus1.26% max1.4%
Magnesium0.1% max0.1%

Dry matter takes the water out (value ÷ (100 − moisture) × 100), so wet and dry foods can be compared on one scale.

Calories

per kg
3,659 kcal
per cup
315 kcal

Against the AAFCO minimums

The label's guaranteed minimum, next to the minimum AAFCO sets for cats, adult maintenance.

  • protein88.8 g vs 65 g minimumAbove
  • fat35.5 g vs 22.5 g minimumAbove

Per 1,000 kcal, the way AAFCO writes its profiles. Meeting a minimum doesn't make a food right for your pet: ask your veterinarian. How this is worked out

Carbohydrates and calories (estimates)

About 38.2% of the dry matter is carbohydrate, worked out by difference: labels don't state it. The label states no ash, so 8% of dry matter is assumed (a typical value).

  • Protein 33%
  • Fat 32%
  • Carbohydrate 35%

Where the calories come from, with the modified Atwater factors (3.5, 8.5 and 3.5 kcal per gram).

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