PIPER ANIMALS including lamb provides required nutrients to keep adult dogs healthy and fit. Application of raw materials of animal origin – including fresh lamb – provides both high-quality complete protein and fatty acids. Piper Animals dry food with lamb fulfils the requirements for other nutrients, minerals and vitamins in your dog's daily diet. Calcium ensures that the skeletal system functions properly. Added chondroprotective substances, such as glucosamine and chondroitin, keep your dog's joints in good shape and protect against changes associated with ageing. Peas and yeast regulate the proper function of the digestive tract.