Royal Canin Veterinary Diet Canine Anallergenic Dry (AN 18) is a complete anallergenic dog food formulated to reduce ingredient and nutrient intolerances. This anallergenic dog food is indicated for: Dogs with Adverse Food Reactions Dogs with dermatological and/or gastro-intestinal signs Food elimination trials Food allergies Food intolerance Inflammatory bowel disease (IBD) Key benefits of Royal Canin Veterinary Diet Canine Anallergenic Dog Food include: Formulated with feather protein hydrolysate, a protein source containing exclusively free amino acids and very low molecular weight oligopeptides (proteins). Contains purified maize starch instead of whole cereals and a specially designed palatability enhancer. Its specially formulated complex of nutrients targets the reduction of water loss through the skin to strengthen the barrier effect of the skin. A synergistic antioxidant complex which helps neutralise free radicals.