Royal Canin Cat Urinary S/O Olfactory Dry 500g Therapeutic Food Expiration Date: December 14, 2026 or later ⚠ Yu-Packet Post ◎ Urinary S/O Olfactory for cats is a specially formulated therapeutic food intended for cats with lower urinary tract disease (struvite urolithiasis and calcium oxalate urolithiasis). Struvite / Nutritional balance adjusted to create weakly acidic urine, making it difficult for struvite to form. Urinary Volume / Nutritional balance adjusted to maintain healthy urinary volume. RSS / Nutritional balance adjusted to maintain healthy urinary volume, with low saturation of struvite and calcium oxalate in the urine. Magnesium Restriction / Magnesium content, a component of struvite stones (magnesium ammonium phosphate), is restricted. ※ Due to size constraints, we will ship in simple packaging. Please understand and purchase accordingly.