Відділення фізико-хімії горючих копалин інфов ім. Л. М. Литвиненка НАН України *Львівський національний університет імені Івана Франка
A feed additive for dogs and cats containing a complex of such essential vitamins and minerals as manganese, iron, zinc, and copper is elaborated. Methods of granulation of a group of vitamins and minerals modified with metal salts was applied, making it possible to combine vitamins and minerals in one pill preserving their stability. Natural dispersed minerals zeolite and bentonite were used to provide regulated output of trace elements.