Optimum pet food is made in Australia and contains no artificial colours or flavours. Optimum Adult All Breeds with Chicken, Vegetables and Rice is a complete balanced and nutritionally complete dry food diet for adult dogs aged 2 years and over. This diet has been formulated with wholegrains and beet pulp, which provides a natural source of fibre. This helps to control intestinal transit and maximise nutrient absorption which results in smaller, firmer stools.