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Royal Canin Feline Urinary SO® + Calm

Royal Canin · Food

Royal Canin Feline Urinary SO® + Calm

  • Cat
  • Dry
Protein
32% min
Fat
9% min
Fiber
6.8% 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 corn gluten meal
  3. 3 brewers rice
  4. 4 wheat
  5. 5 corn
  6. 6 pea fiber
  7. 7 natural flavors
  8. 8 dried chicory root
  9. 9 wheat gluten
  10. 10 fish oil
  11. 11 chicken fat
  12. 12 salt
  13. 13 calcium sulfate
  14. 14 sodium bisulfate
  15. 15 potassium chloride
  16. 16 sodium pyrophosphate
  17. 17 DL-methionine
  18. 18 vegetable oil
  19. 19 psyllium seed husk
  20. 20 monocalcium phosphate
  21. 21 fructooligosaccharides
  22. 22 choline chloride
  23. 23 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, folic acid, vitamin B12 supplement, vitamin D3 supplement]
  24. 24 taurine
  25. 25 L-tryptophan
  26. 26 dried hydrolyzed casein
  27. 27 trace minerals [zinc proteinate, zinc oxide, manganese proteinate, ferrous sulfate, manganous oxide, copper sulfate, calcium iodate, sodium selenite, copper proteinate]
  28. 28 L-carnitine
  29. 29 marigold extract (Tagetes erecta L.)
  30. 30 rosemary extract
  31. 31 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% min34.8%
Crude Fat9% min9.8%
Crude Fiber6.8% max7.4%
Moisture8% max—
Tryptophan0.31% min0.3%
Calcium1.4% max1.5%
Phosphorus1.3% max1.4%
Magnesium0.08% 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
3,350 kcal
per cup
322 kcal

Against the AAFCO minimums

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

  • protein95.5 g vs 65 g minimumAbove
  • fat26.9 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 40% 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 35%
  • Fat 24%
  • Carbohydrate 41%

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

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