Purina Pro Plan Veterinary Diets Feline Om Food For Overweight Cats A clinical diet designed for weight loss and ideal weight maintenance in adult cats. High level of protein to help promote loss of body fat while maintaining muscle mass. Low-calorie diet to promote weight loss. Helps prevent struvite and oxalate stones, more common in overweight cats. Daily ration and instructions for use It is recommended to consult a veterinarian before using it or extending its period of use. Period of use: until obtaining the desired body weight. The recommended serving guides are valid only in case of mixing with OM Obesity Management ST/OX Food for Cats . Cat weight (kg) Maintenance Weightloss Cat Weight Sachets Size Sachets Size 4kg 3 10g - - 5kg 3 25g 3 20g 6kg 3 40g 3 35g 8kg 3 65g Always leave clean and fresh water available. To keep your dog or cat healthy, see your vet regularly.