Purina Pro Plan Veterinary Diets UR Urinary St/Ox Feline Formulas are made with high-quality ingredients and formulated to help reduce the risk of urinary stone formation. The science behind our therapeutic diets represents a collaboration between Purina nutritionists, researchers and veterinarians.

• Promotes a urinary environment unfavorable to the development of struvite and calcium oxalate crystals
• Helps dissolve struvite stones
• Helps reduce the risk of both struvite and calcium oxalate stone recurrence
• Promotes increased urine volume to dilute the urine (dry)
• High-quality protein
• Contains antioxidants
• Great Taste