VetSpec Healthy Dog Adult Formula is an outstanding Veterinary Specification Healthy Dog Adult supplement in a CEREAL-GRAIN-FREE Super Premium dog food including 60% Chicken with added vegetables and herbs. It is a superb product for all dogs including show dogs and working dogs. The specialised supplements include Biotin and other associated nutrients to improve the coat and promote a supple skin for dogs that have problems in this area. The prebiotics in the supplement help to maintain a healthy gut in dogs with sensitive stomachs. It is wheat gluten free with no added artificial colours, preservatives or artificial flavours.