SPECIFIC FCD Crystal Prevention Adult Cat Food is a dry food that\'s been specifically formulated to help prevent the recurrence of struvite and calcium oxalate stones. This diet has a moderate sodium content making it suitable for long term use.Key Features & BenefitsCreates a more acidic urine, helping to dissolve struvite stones.Reduced mineral content, particularly magnesium and phosphorus, to help prevent crystals re-forming.Moderate salt cotent making it safe for long-term use.Contains Omega-3 fatty acids from fish oil (EPA & DHA) for healthy coat skin and joint.IngredientsMaize protein, Maize starch, Egg powder, Wheat, Pork fat, Fish meal, Potato protein, White rice, Vitamins and Minerals, Ammonium chloride, Tripotassium citrate , Cellulose powder, Hydrolysed protein, Fish oil, Whey protein , DL methionine, Psyllium husk, Salt, Taurine