Happy Days goat milk cookies are made from all natural ingredients. Goat Milk: easy digestible, great for skin and coat and an immune system booster Raw barley: This barley has the hull on and is full of fiber and promotes digestive health Oats: contain iron, zinc, B vitamins and soluble fiber.promotes digestion and weight management. Whole egg: protein, fatty acids, vitamins that benefits your dog all around Olive oil: it’s a source of healthy monounsaturated fats, which promotes overall health and a shiny coat. Peanut butter: we use Xylitol free peanut butter which is rich in healthy fats, vitamin Bs and Niacin. It can promote eye health and helps regulate fat metabolism.