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Royal Canin Feline Urinary SO® + Hydrolyzed Protein

Royal Canin · Food

Royal Canin Feline Urinary SO® + Hydrolyzed Protein

  • Cat
  • Dry
Protein
25% min
Fat
14% min
Fiber
6.9% 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 Brewers rice
  2. 2 hydrolyzed soy protein
  3. 3 chicken fat
  4. 4 powdered cellulose
  5. 5 natural flavors
  6. 6 vegetable oil
  7. 7 dried chicory root
  8. 8 salt
  9. 9 fish oil
  10. 10 calcium sulfate
  11. 11 potassium chloride
  12. 12 sodium pyrophosphate
  13. 13 monocalcium phosphate
  14. 14 sodium silico aluminate
  15. 15 sodium bisulfate
  16. 16 calcium carbonate
  17. 17 DL methionine
  18. 18 fructooligosaccharides
  19. 19 choline chloride
  20. 20 taurine
  21. 21 vitamins [DL-alpha tocopherol acetate (source of vitamin E), niacin supplement, D-calcium pantothenate, biotin, pyridoxine hydrochloride (vitamin B6), riboflavin supplement, thiamine mononitrate (vitamin B1), vitamin A acetate, vitamin B12 supplement, folic acid]
  22. 22 trace minerals [zinc proteinate, zinc oxide, manganese proteinate, manganous oxide, copper sulfate, ferrous sulfate, sodium selenite, copper proteinate, calcium iodate]
  23. 23 marigold extract (Tagetes erecta L.)
  24. 24 rosemary extract
  25. 25 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 Protein25% min27.2%
Crude Fat14% min15.2%
Crude Fiber6.9% max7.5%
Moisture8% max—
Calcium0.9% max1%
Phosphorus0.9% max1%
Magnesium0.06% 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
3,628 kcal
per cup
334 kcal

Against the AAFCO minimums

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

  • protein68.9 g vs 65 g minimumAbove
  • fat38.6 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 42.1% 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 26%
  • Fat 35%
  • Carbohydrate 40%

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

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