Optimum Healthy Weight Management Cans Optimum pet food is made in Australia and contains no artificial colours or flavours. Optimum Healthy Weight Management canned food is a complete balanced and nutritionally complete diet for adult dogs of all breeds aged 1 year and over to help manage weight issues. This diet has been formulated with lower calorie and fat levels to help control your dogs weight. Some dogs are naturally prone to weight gain. Dogs at risk of being overweight should be fed a diet that has a controlled energy intake, while still maintaining the correct balance of essential nutrients to help promote a healthy life."