It also contains ActivBiome+ Technology, an innovative mix of prebiotics designed to support a healthy gut. Hill's Prescription Diet Canine z/d Food Sensitivities is a high-quality food prescribed by veterinarians for dogs with allergies or intolerances, as an effective way to support balanced digestion and healthy skin. Hill's Prescription Diet Canine z/d Food Sensitivities at a glance: Complete dietetic food for adult dogs with nutritional intolerances Specifically developed for dogs with skin and stomach issues caused by allergic reactions or food intolerances Reduces intolerance reactions: can reduce the number of adverse reactions to food Carefully chosen ingredients: chicken liver hydrolysate as single source of hydrolysed protein, with selected carbohydrate sources ActivBiome+ Technology: a revolutionary mix of prebiotics, proven to support your pet's gut health and wellbeing, improving digestion and stool quality Balanced and nutritious: contains vitamins, minerals, trace eleme