Hill's Science Diet Adult Perfect Digestion Chicken, Brown Rice & Whole Oats Recipe Dry Dog Food BagPrebiotics are nutrients that feed the billions of microbes in the gut microbiome that are essential for good health. Our breakthrough blend of prebiotics, ActivBiome+, supports each pets unique microbiome for healthy digestion & overall well being Contains ActivBiome+, an exclusive blend of prebiotics, & whole grain oats and pumpkin Delicious food provides balanced nutrition for overall wellness to help your pet feel their best Helps your pet's body