PURINA VETERINARY DIETS OM is a complete veterinary diet clinically proven to be effective for weight loss in obese dogs. Dogs kept fit & trim can live up to two years longer than overweight dogs*, which is why PVD OM is low in fat & calories whilst being high in protein to encourage steady & effective weight loss while maintaining muscle mass. Made with high levels of natural fibre & protein to help your dog feel full & satisfied, it is also highly palatable to make losing weight easier. Once ideal weight is reached your dog can continue to be fed PVD OM to help maintain dog&0s ideal weight. PVD OM is also suitable for diabetic dogs as its complex, low GI carbohydrates, natural fibre & high protein levels help to control glucose (sugar) levels in the blood. Note that PVD OM is not recommended for dogs that need a higher calorie intake such as pregnant bitches or growing puppies. * Purina study. High protein to help promote loss of body fat while maintaining.. .