For overweight or obese cats, Purina Pro Plan Veterinary Diets OM Overweight Management Feline Formulas have been specially formulated to help cats lose weight while maintaining muscle, and support a healthy urinary system. The science behind our therapeutic diets represents a collaboration between Purina nutritionists, researchers and veterinarians.
- Low in fat and calories
- High protein-to-calorie ratio promotes loss of body fat while helping maintain lean body mass
- Contains natural fiber to help contribute to satiety
- Available in dry and canned (loaf and Savory Selects) to meet your cat's preference and help with weight loss success
- May be fed for weight loss or weight maintenance
- St/Ox Defense: This diet promotes a urinary environment unfavorable to the development of both struvite and calcium oxalate crystals
- Contains antioxidants
- Great taste
PRO PLAN VETERINARY DIETS OM OVERWEIGHT MANAGEMENT FELINE FORMULA CAT FOOD
INGREDIENTS: Corn protein meal, wheat gluten, soybean meal, poultry by-product meal, oat hulls, soy protein isolate, brewers rice, animal fat preserved with mixed-tocopherols, fish meal, powdered cellulose, animal liver flavor, phosphoric acid, calcium carbonate, L-Lysine monohydrochloride, potassium chloride, choline chloride, salt, Vitamin E supplement, taurine, zinc sulfate, ferrous sulfate, L-Carnitine, niacin (Vitamin B-3), L-ascorbyl-2-polyphosphate (Vitamin C), thiamine mononitrate (Vitamin B-1), manganese sulfate, Vitamin A supplement, calcium pantothenate (Vitamin B-5), riboflavin supplement (Vitamin B-2), copper sulfate, Vitamin B-12 supplement, pyridoxine hydrochloride (Vitamin B-6), folic acid (Vitamin B-9), Vitamin D-3 supplement, biotin (Vitamin B-7), calcium iodate, menadione sodium bisulfite complex (Vitamin K), sodium selenite. E256623
Guaranteed Analysis
Crude Protein (Min) | 50.0% |
Crude Fat (Min) | 8.0% |
Crude Fat (Max) | 10.0% |
Crude Fiber (Max) | 9.0% |
Moisture (Max) | 12.0% |
Ash (Max) | 8.2% |
Calcium (Ca) (Min) | 0.9% |
Phosphorous (P) (Min) | 0.85% |
Manufactured by: Nestlé Purina PetCare Company, St. Louis, MO 63164 USA

Pro Plan Veterinary Diets OM Overweight Management Feline Formula is formulated to meet the nutritional levels established by the AAFCO Cat Food Nutrient Profiles for maintenance of adult cats.
For additional information about this diet, consult your veterinarian.
FEEDING INSTRUCTIONS
Body Weight | Weight Maintenance | Weight Loss | |||
lbs | kg | cups | grams | cups | grams |
6 - 8 | 2.7 - 3.6 | 1/2 to 3/4 | 44 - 66 | 3/8 to 1/2 | 33 - 44 |
9 - 12 | 4.1 - 5.4 | 3/4 to 1-1/8 | 66 - 99 | 1/2 to 3/4 | 44 - 66 |
13 - 16 | 5.9 - 7.3 | 1-1/8 to 1-3/4 | 99 - 121 | 3/4 to 7/8 | 66 - 77 |
17 - 20 | 7.7 - 9.1 | 1-1/2 to 1-3/4 | 132 - 154 | 1 to 1-1/8 | 88 - 99 |
21 - 25 | 9.5 - 11.3 | 1-7/8 to 2-1/4 | 166 - 199 | 1-1/4 to 1-1/2 | 110 - 132 |
Using a standard 8 oz fluid measuring cup which contains approximately 88 g of OM Overweight Management Feline Formula.
The above feeding program is recommended as a guideline only, with discretionary clinical adjustments for proper weight loss or maintenance. With your veterinarian’s approval, offer increasing amounts of the new food with decreasing amounts of the old food.
Provide adequate fresh water in a clean container daily. For your pet’s health, see your veterinarian regularly.
Your veterinarian has recommended this feeding schedule for your cat’s special needs.
_______ cups _______ times a day
This bag contains approximately ____ cups of food.
6 lb = 30 cups
16 lb = 82 cups
Calorie Content (calculated)(ME):
3241 kcal/kg
286 kcal/cup