HillAs Prescription Diet gastrointestinal Biome is a high-fiber dry dog food with a proprietary blend of prebiotics clinically shown to help firm loose stool in 24 hours and reduce risk of recurrence. It is specially formulated to promote healthy stool and support overall digestive health. ItAs made in the USA with global ingredients you can trust, and was developed specifically for gI care by HillAs nutritionists and veterinarians. This food also promotes a urinary environment that reduces the risk of developing struvite and calcium oxalate crystals. Please consult your veterinarian for further information on how Hills Prescription Diet foods can help your dog continue to enjoy a happy and active life. Veterinarian recommended.