Royal Canon Dental dry cat food for dental care ROYAL CANIN Dental Cat Food is specially formulated to help support and manage oral hygiene the benefits: This formula helps reduce the formation and accumulation of tartar. The shape and size of the food supports the process of grasping the food, as well as the penetration of the food by the teeth. This helps reduce plaque and tartar buildup. This formula also helps control the formation of hairballs by helping to eliminate ingested hair through your cat's stool. This diet promotes an unfavorable urinary environment for the development of both struvite crystals and calcium oxalate. the components : Wheat gluten, dried poultry protein, corn, rice, animal fat, wheat flour, vegetable fiber, corn flour, beet pulp, minerals, hydrolyzed animal proteins, fish oil, fructo-oligo-saccharides, psyllium hulls and seeds (0.50%), oil Soy, hydrolyzed yeast (source of mannan-oligo-saccharides), amaranth extract (source of lutein). Recommendations: Please consult your veterinarian to determine the best diet for your pet. Switching your pet from one diet to another should be a smooth and gradual process over a period of 7 to 10 days. Please make sure you are following the correct amount of food.