Real chicken is the number #1 ingredient with other natural ingredients and no chicken by-product meal. Hill's Science Diet Adult Large Breed dog food provides precisely balanced nutrition tailored for a visible difference in large breed dogs.
||How It Works
|Healthy joints & cartilage
||Glucosamine & Chondroitin
||Natural sources of glucosamine and chondroitin are the building blocks for healthy joints and cartilage.
|Strong, healthy muscles
||High-quality proteins help maintain strong, healthy muscles and ideal body condition.
|Healthy skin and shiny coat
||Omega-6 fatty acids & Vitamin E
||Exclusive blend of Omega-6 fatty acids, Vitamin E & other nutrients nourish the skin & promote a noticeably shiny coat in 30 days.*
*vs. previously fed grocery foods
Large breed adult dogs 1 -- 5 years of age with an ideal weight of 55 -- 110 lbs and giant breeds 1 -- 4 years of age with an ideal weight of 110+.
Not Recommended For:
Puppies, pregnant or nursing dogs. During pregnancy or nursing, dogs should be switched to: Science Diet Puppy Healthy Development Original, Science Diet Puppy Healthy Development Small Bites or Science Diet Puppy Small and Toy Breed.
Shop all dog foods.
Helpful feeding tips
Average Nutrient and Caloric Content
- Adjust feeding amounts as necessary to maintain optimal weight. If you are unsure, ask your veterinarian.
- New to this food? Mix increasing amounts of your pet's new food with decreasing amounts of the old food over a 7-day period.
- Keep fresh water available at all times!
- Your pet's nutritional needs may change as they age. Ask your vet at every checkup.
- Science Diet is available in a wide variety of dry foods, wet foods and treats for your pet's unique needs.
- To prevent suffocation, keep this bag out of the reach of pets and children.
Dry 3726 kcal/kg (370 kcal per cup†)
||1012 mg/kg (ppm)
||779 mg/kg (ppm)
1 The nutrient in the product after moisture is removed. It is used to make direct comparisons of nutrient profiles of products with differing moisture contents.
† An eight fluid oz. measuring cup of Adult Large Breed contains 3.5 oz. by weight.
Ingredients: Chicken, Whole Grain Wheat, Brewers Rice, Whole Grain Sorghum, Corn Gluten Meal, Whole Grain Corn, Chicken Meal, Chicken Liver Flavor, Pork Fat, Dried Beet Pulp, Soybean Oil, Lactic Acid, Flaxseed, Potassium Chloride, Iodized Salt, Choline Chloride, Calcium Carbonate, Vitamins (Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Niacin Supplement, Thiamine Mononitrate, Vitamin A Supplement, Calcium Pantothenate, Biotin, Vitamin B12 Supplement, Pyridoxine Hydrochloride, Riboflavin Supplement, Folic Acid, Vitamin D3 Supplement), Minerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite), Taurine, Oat Fiber, Mixed Tocopherols for freshness, Phosphoric Acid, Beta-Carotene, Natural Flavors, Dried Apples, Dried Broccoli, Dried Carrots, Dried Cranberries, Dried Peas.
Daily Feeding Guide
|Weight of Dog
||Amount per Day
|50 lb (23 kg)
||2-2/3 cups (265 g) to 3-2/3 cups (365 g)
|60 lb (27 kg)
||3 cups (295 g) to 4-1/4 cups (420 g)
|80 lb (36 kg)
||3-3/4 cups (370 g) to 5-1/4 cups (520 g)
|100 lb (45 kg)
||4-1/2 cups (445 g) to 6-1/4 cups (620 g)
|120 lb (54 kg)
||5 cups (495 g) to 7 cups (695 g)
|140 lb (64 kg)
||5-3/4 cups (570 g) to 8 cups (790 g)
|160 lb (73 kg)
||6-1/3 cups (625 g) to 8-3/4 cups (865 g)
Science Diet Adult Large Breed Dog Food is formulated to meet the nutritional levels established by the AAFCO Dog Food Nutrient Profiles for maintenance of adult dogs.