Urine dilution

Urine dilution makes the urine less liable to form struvite and calcium oxalate uroliths.

Struvite dissolution

Helps dissolve struvite uroliths.


Helps lower the concentration of ions contributing to crystal formation.

Moderate calorie

Moderate calorie content to help maintain ideal weight.

S/O index

This diet creates a urinary environment unfavourable for the development of struvite and calcium oxalate uroliths.

ROYAL CANIN® Urinary S/O Moderate Calorie is for the nutritional management of cats with struvite or oxalate crystals and lower urinary tract disease - for adult cats prone to being overweight. Recommended for cats with tendency to be overweight in cases of: Struvite uroliths: dissolution and management of recurrence, Calcium oxalate uroliths: management of recurrence. Not recommended in case of: Chronic Kidney Disease (CKD), Heart disease (when sodium restriction is sought), Concurrent use of urine-acidifying drugs, Growth, gestation, lactation, Hypertension. This diet is complete and balanced and can be fed long-term. A full health check should be performed by a veterinarian every 6 months.

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Composition: Meat and animal derivatives, fish and fish derivatives, cereals, derivatives of vegetable origin, vegetable protein extracts, minerals, oils and fats, various sugars.

Additives (per kg): Nutritional additives: Vitamin D3: 170 IU, E1 (Iron): 2 mg, E2 (Iodine): 0.25 mg, E4 (Copper): 2 mg, E5 (Manganese): 0.5 mg, E6 (Zinc): 5 mg, Urine acidifying substances: calcium sulphate: 0.25%.

Analytical constituents: Protein: 9.5% - Fat content: 2.7% - Crude ash: 1.7% - Crude fibres: 1.3% - Moisture: 81.5% - Taurine (total): 0.09% - Calcium: 0.22% - Phosphorus: 0.19% - Sodium: 0.26% - Magnesium: 0.01% - Potassium: 0.16% - Chloride: 0.33% - Sulfur: 0.16% - Urine acidifying substances: calcium sulfate: 0.25% - DL Methionine: 0.03%. Metabolisable energy: 73 kcal / 100g.

Guaranteed analysis g/kg: Crude protein (min) 75 - Moisture (max) 845 - Crude fat (min) 7 - Crude fibre (max) 23 - Crude ash (max) 19.

Feeding instructions: Urinary S/O Moderate Calorie is a complete dietetic feed for cats, formulated to dissolve struvite stones and reducing their recurrence through its urine acidifying properties and its low level of magnesium. RECOMMENDATIONS: It is recommended that a veterinarian’s opinion be sought before use. Feed Urinary S/O Moderate Calorie for 5 to 12 weeks for the dissolution of struvite stones and up to 6 months for the reduction of struvite stone recurrence. The cat should be regularly re-evaluated by the veterinarian to assess the relevance of lifelong recommendation. In older cats, renal function should be checked before recommendation - Water should be available at all times.
Cat's weightNormalNormalOverweightOverweight
216021301 + 1/2
32152 + 1/21702
426032102 + 1/2
4.52853 + 1/22252 + 1/2
53053 + 1/22453
635042803 + 1/2
6.53704 + 1/22953 + 1/2
73904 + 1/23103 + 1/2
94655 + 1/23704 + 1/2
9.54855 + 1/23854 + 1/2
1050064004 + 1/2

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