Hill's Prescription Diet i/d Stress Mini Dog Food with ChickenHill's PRESCRIPTION DIET i d Stress Mini Dog Food with Chicken Hill's nutritionists and veterinarians developed Hill's Prescription Diet i d Stress Dry Dog Food specially formulated to help manage stress related behaviors including digestive upsets in dogs up to 14kg. This dry food is made with chicken, for an irresistible flavor that your dog will love. How it works: Highly digestible formula with milk protein hydrolysate to help manage stress Unique