Hill's PRESCRIPTION DIET Derm Complete Dog Food is a complete dietetic pet food for support of skin function in cases of dermatosis and excessive loss of hair and for reduction of ingredient and nutrient intolerances in adult dogs. This food contains high levels of linoleic acid (LA) and of a sum of eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) as well as a selected and limited number of protein and carbohydrate sources.