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Hill's Science Diet Adult Perfect Weight & Joint Support Large Breed Chicken & Brown Rice Recipe Dry Dog Food Hill's Prescription Diet Metabolic Weight + J/D Chicken Flavor Dry Dog Food

Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

Hill's Science Diet Adult Perfect Weight & Joint Support Large Breed Chicken & Brown Rice Recipe Dry Dog Food and Hill's Prescription Diet Metabolic Weight + J/D Chicken Flavor Dry Dog Food compared

Nutrients:
As Fed
Hill's Science Diet Adult Perfect Weight & Joint Support Large Breed Chicken & Brown Rice Recipe Dry Dog Food
Hill's Science Diet Adult Perfect Weight & Joint Support Large Breed Chicken & Brown Rice Recipe Dry Dog Food

Verified Sep 24, 2026

Hill's Prescription Diet Metabolic Weight + J/D Chicken Flavor Dry Dog Food
Hill's Prescription Diet Metabolic Weight + J/D Chicken Flavor Dry Dog Food

Verified Oct 14, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
9.5 / 10 Not listed
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
Not listed Not listed
Fat Not listed Not listed
Fiber 15.00% 13.90%
Calcium 0.89% 0.95%
Phosphorus 0.68% 0.72%
Omega-3 1.40% 3.63%
Omega-6 3.63% 2.43%
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
Not listed Not listed
Calories 3204 kcal/kg 3223 kcal/kg
Calorie density Moderate Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Chicken, Brown Rice, Chicken Meal, Corn Protein Meal, Powdered Cellulose, Pea Fiber, Brewers Rice, Whole Grain Corn, Dried Tomato Pomace, Soybean Meal, Soybean Oil, Hydrolyzed Chicken Flavor, Coconut Oil, Fish Oil, Flaxseed, Lactic Acid, Pork Liver Flavor, L-Lysine, Potassium Chloride, Carrots, Iodized Salt, DL-Methionine, Choline Chloride, vitamins (Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Niacin Supplement, Thiamine Mononitrate, Vitamin A Supplement, Calcium Pantothenate, Riboflavin Supplement, Biotin, Vitamin B12 Supplement, Pyridoxine Hydrochloride, Folic Acid, Vitamin D3 Supplement), Taurine, minerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite), Calcium Carbonate, Mixed Tocopherols for freshness, Natural Flavors, L-Carnitine, Beta-Carotene. Show full list
Chicken Meal, Brewers Rice, Flaxseed, Soybean Meal, Whole Grain Corn, Powdered Cellulose, Wheat Gluten, Dried Tomato Pomace, Dried Beet Pulp, Chicken Liver Flavor, Oat Fiber, Fish Oil, Coconut Oil, Lactic Acid, Pork Liver Flavor, Potassium Chloride, DL-Methionine, Carrots, Iodized Salt, Lipoic Acid, vitamins (Vitamin E Supplement, Niacin Supplement, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Thiamine Mononitrate, Pyridoxine Hydrochloride, Calcium Pantothenate, Riboflavin Supplement, Biotin, Vitamin A Supplement, Vitamin B12 Supplement, Folic Acid, Vitamin D3 Supplement), Choline Chloride, L-Lysine, Taurine, minerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite), Glucosamine Hydrochloride, Mixed Tocopherols for freshness, Natural Flavors, L-Carnitine, Chondroitin Sulfate, Beta-Carotene. Show full list
Limited ingredient No No
Marketed benefits Weight management, Joint care, Immune support, Antioxidant support Weight management, Joint care, Mobility support, Urinary care
Format & suitability
Food type Dry Dry
Texture Kibble Kibble
Processing Not listed Not listed
Life stage Adult Adult
Breed size Large All Breed Sizes
AAFCO nutritional adequacy
Complete & balanced Whether the manufacturer's label claims the food meets AAFCO nutrient profiles for a life stage. Not an independent test.
Yes Yes
Life stages Adult Maintenance Adult Maintenance
Substantiation How adequacy was established. Feeding trials are the higher bar; formulation means the recipe is calculated to meet the profile.
Feeding Trials Feeding Trials
Maker standards
WSAVA guidelines The World Small Animal Veterinary Association publishes criteria for evaluating a manufacturer: qualified nutritionists on staff, feeding trials, and published research. It does not certify or endorse brands.
Yes Yes
PSC accredited The Pet Sustainability Coalition is a nonprofit that accredits pet companies on their environmental and social impact through third-party verification. It reflects sustainability practices, not food quality.
Yes Yes
Recalls & where to buy
Recalls on record We track the FDA's animal food recall listings back to January 2019 and publish every pet food recall automatically. A filing that isn't pet food may not appear here.
None None
Where to buy
Amazon
Amazon

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Shared ingredients

Both foods list these among their top ingredients, by label weight.

  • Chicken
  • Cellulose Powder
  • Brewer's Rice
  • Whole Grain Corn
  • Tomato Pomace
  • Soybean

Not sure which is right for your pet?

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Common Questions

Do these two foods share ingredients?

Yes. They share these top ingredients: Chicken, Cellulose Powder, Brewer's Rice, Whole Grain Corn, Tomato Pomace, Soybean.

Are both foods AAFCO complete and balanced?

Yes, both foods are labeled AAFCO complete and balanced.

See the full profiles: Hill's Science Diet Adult Perfect Weight & Joint Support Large Breed Chicken & Brown Rice Recipe Dry Dog Food and Hill's Prescription Diet Metabolic Weight + J/D Chicken Flavor Dry Dog Food .

KibbleLab provides informational content only. This is not veterinary advice. Always consult a qualified veterinarian before changing your pet's diet.

This is a neutral, factual comparison, not a ranking or an endorsement of either product. A food's guaranteed analysis gives legal minimums and maximums for a few nutrients, not measured values. No one can pay for placement or a higher score.

Product details are compiled from public sources and may not reflect the latest formulation. Represent one of these brands? Request a correction. Anyone else can email us.