EN Gastroenteric® Canine Formula

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Purina Veterinary Diets® EN Gastroenteric® Canine Formula offers dietary benefits that provide optimal nutrition while meeting your adult dog’s special needs:

Dietary Considerations

Purina Veterinary Diets® EN® canine formulas provide complete and balanced nutrition for growth of puppies and maintenance of the adult dog and have been formulated to achieve the following characteristics:

  • High digestibility
  • Source of MCTs (22-34% of fat)
  • Moderate fat
  • Source of omega-3 and omega-6 fatty acids
  • Low fiber
  • Increased antioxidant vitamins E & C
  • Added Zinc
  • Enhanced with Colostrum (dry formula)

Gentle Snackers® are an excellent complement when using the EN formulas.

Fortiflora® Canine Nutritional Supplement is an excellent complement when using the EN Formulas.

Feeding and Administration

The following dog feeding chart is recommended as a guideline only, with discretionary clinical adjustments for proper weight maintenance. With your veterinarian’s approval, offer increasing amounts of the new food with decreasing amounts of the old food.

Dry Formula

Body Weight (lbs./kg)Approximate Number of 8 oz. cups/day
3-12 lbs. (1.4 - 5.4 kg) 1/3 - 1
13-20 lbs. (5.9-9.1 kg) 1 – 1-1/2
21-35 lbs. (9.5-15.9 kg) 1-1/2 – 2-1/8
36-50 lbs. (16.3-22.7 kg) 2-1/4 – 2-7/8
51-75 lbs. (23.1-34.0 kg) 2-7/8 – 3-7/8
76-100 lbs. (34.5-45.5 kg) 3-7/8 – 4-3/4


If your dog is under one year of age, consult your veterinarian for how much to feed a puppy, and when to stop feeding puppy food.

*Using a standard 8 oz./250 ml measuring cup which contains approximately 104 g of EN Gastorenteric® Canine Formula. Provide adequate fresh water in a clean container for your dog daily. For your pet’s health, see your veterinarian regularly.

Canned Formula

Animal feeding tests using Association of American Feed Control Officials (AAFCO) procedures substantiate that this product provides complete and balanced nutrition for growth of puppies and maintenance of adult dogs.

Guaranteed Analysis (Dry)

Crude Protein (Min) 23.0%
Crude Fat (Min) 10.5%
Crude Fiber (Max) 2.0%
Moisture (Max) 12.0%
Linoleic Acid (Min) 1.4%
Manganese (Min) 70 ppm
Zinc (Zn) (Min) 200 ppm
Vitamin A (Min) 15,000 IU/kg
Vitamin E (Min) 350 IU/kg
Thiamine (Vitamin B-1) (Min) 40 mg/kg
Riboflavin (Vitamin B-2) (Min) 20 mg/kg
Omega-6 Fatty Acids* 1.76%**
Omega-3 Fatty Acids* 0.25%**
*Not recognized as an essential nutrient by the AAFCO Dog Food Nutrient Profiles.
**Actual Analytical

Guaranteed Analysis (Canned)

Crude Protein (Min) 8.0%
Crude Fat (Min) 1.5%
Crude Fiber (Max) 1.5%
Moisture (Max) 75.0%
*Not recognized as an essential nutrient by the AAFCO Dog Food Nutrient Profiles.

Calorie Content (Dry)

Metabolizable Energy (ME): 3810 kcal/kg, 399 kcal/cup

Calorie Content (Canned)

Metabolizable Energy (ME): 1192 kcal/kg, 453 kcal/can


Cases of 12, 13.4-oz. cans.  
Bags of 6, 18 and 32 lbs.

Ingredients (Dry)

Brewers rice, corn gluten meal, whole grain corn, chicken meal, animal fat preserved with mixed-tocopherols (form of Vitamin E), coconut oil, calcium phosphate, calcium carbonate, wheat bran, animal digest, potassium chloride, L-Lysine monohydrochloride, sodium bicarbonate, salt, fish oil, zinc proteinate, Vitamin E supplement, dried colostrum, choline chloride, L-ascorbyl-2-polyphosphate (source of Vitamin C), manganese proteinate, ferrous sulfate, niacin, copper proteinate, Vitamin A supplement, calcium pantothenate, thiamine mononitrate, riboflavin supplement, Vitamin B-12 supplement, pyridoxine hydrochloride, garlic oil, folic acid, Vitamin D-3 supplement, calcium iodate, biotin, menadione sodium bisulfite complex (source of Vitamin K activity), sodium selenite


Ingredients (Canned)

Meat by-products, water sufficient for processing, barley, rice, liver, chicken, soy protein isolate, glycerin, medium-chain triglyceride vegetable oil, guar gum, inulin, calcium sulfate, calcium phosphate, potassium chloride, salt, added color, Vitamin E supplement, L-Lysine monohydrochloride, calcium carbonate, zinc sulfate, ferrous sulfate, niacin, copper sulfate, manganese sulfate, thiamine mononitrate, calcium pantothenate, pyridoxine hydrochloride, Vitamin B-12 supplement, riboflavin supplement, Vitamin A supplement, potassium iodide, folic acid, Vitamin D-3 supplement, biotin, sodium selenite. M-4553