Hill's Prescription Diet Derm Complete Environmental & Food Sensitivities Original Flavor Dry Dog Food is specially formulated by Hill’s nutritionists and veterinarians to help manage your dog’s environmental or food sensitivities - Helps strengthen skin barrier - Visible skin improvement in as little as 21 days in dogs with food allergies - Supports skin function in dogs with environmental sensitivities - Tested to provide more snuggles- to bring you and your dog closer together. - Enthusiasm at meal time. Enthusiasm with results. - Provides excellent stool quality - Hill’s Prescription Diet is the #1 US Vet Recommended therapeutic pet food — consult with your vet to make sure Prescription Diet Derm Complete is the right food for your dog