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Purina Pro Plan Pro Plan Veterinary Diets HA Hydrolyzed Protein Salmon Formula Dry Dog Food Royal Canin Canine Hydrolyzed Protein PS Dry Dog Food

Both score 8.6 out of 10 on KibbleLab. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

Purina Pro Plan Pro Plan Veterinary Diets HA Hydrolyzed Protein Salmon Formula Dry Dog Food and Royal Canin Canine Hydrolyzed Protein PS Dry Dog Food compared

Nutrients:
As Fed
Purina Pro Plan Pro Plan Veterinary Diets HA Hydrolyzed Protein Salmon Formula Dry Dog Food
Purina Pro Plan Pro Plan Veterinary Diets HA Hydrolyzed Protein Salmon Formula Dry Dog Food

Verified Jun 14, 2026

Royal Canin Canine Hydrolyzed Protein PS Dry Dog Food
Royal Canin Canine Hydrolyzed Protein PS Dry Dog Food

Verified Jul 29, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
8.6 / 10 8.6 / 10
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
20.00% 19.00%
Fat 9.50% 10.00%
Fiber 4.00% 3.50%
Calcium 1.10% Not listed
Phosphorus 0.90% Not listed
Omega-3 Not listed 0.49%
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
11.50% 10.00%
Calories 3492 kcal/kg 3516 kcal/kg
Calorie density Moderate Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Corn starch, hydrolyzed soy protein isolate, coconut oil, tricalcium phosphate, partially hydrogenated canola oil preserved with TBHQ, hydrolyzed salmon, powdered cellulose, corn oil, potassium chloride, L-Threonine, guar gum, DL-Methionine, fish oil, choline chloride, calcium carbonate, magnesium oxide, Vitamin E supplement, taurine, zinc sulfate, dicalcium phosphate, salt, ferrous sulfate, manganese sulfate, niacin (Vitamin B-3), soybean oil, Vitamin A supplement, copper sulfate, calcium pantothenate (Vitamin B-5), thiamine mononitrate (Vitamin B-1), Vitamin B-12 supplement, riboflavin supplement (Vitamin B-2), pyridoxine hydrochloride (Vitamin B-6), garlic oil, folic acid (Vitamin B-9), calcium iodate, menadione sodium bisulfite complex (Vitamin K), Vitamin D-3 supplement, biotin (Vitamin B-7), sodium selenite. Show full list
Potato, hydrolyzed soy protein, coconut oil, potato protein, natural flavors, fish oil, vegetable oil, monocalcium phosphate, calcium carbonate, choline chloride, DL-methionine, salt, vitamins[DL-alpha tocopherol acetate (source of vitamin E), niacin supplement, L-ascorbyl-2-polyphosphate (source of vitamin C), D-calcium pantothenate, biotin, pyridoxine hydrochloride (vitamin B6), riboflavin supplement, thiamine mononitrate (vitamin B1), vitamin A acetate, vitamin B12 supplement, folic acid, menadione sodium bisulfite complex], taurine, trace minerals[zinc proteinate, zinc oxide, ferrous sulfate, manganese proteinate, manganous oxide, copper sulfate, sodium selenite, copper proteinate, calcium iodate], marigold extract (Tagetes erecta L.), magnesium oxide, rosemary extract, preserved with mixed tocopherols and citric acid. Show full list
Limited ingredient No No
Health focus Digestive health, Allergy support Skin coat health, Digestive health, Antioxidant support, Allergy support
Format & suitability
Food type Dry Dry
Texture Kibble Kibble
Processing Not listed Not listed
Life stage Puppy, 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 Growth (puppy/kitten), Adult Maintenance, Large Breed Growth (70+ lbs) Adult Maintenance
Substantiation How adequacy was established. Feeding trials are the higher bar; formulation means the recipe is calculated to meet the profile.
Formulation Formulation
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.
No No
Recalls & where to buy
Recalls on record KibbleLab began logging recalls in July 2026, so earlier recalls may not appear.
None None
Where to buy
Amazon
Amazon Chewy

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Shared ingredients

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

  • Coconut Oil

Not sure which is right for your pet?

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Common Questions

Which food scores higher on KibbleLab?

Both foods score 8.6 out of 10 on KibbleLab.

Do these two foods share ingredients?

Yes. They share these top ingredients: Coconut Oil.

Are both foods AAFCO complete and balanced?

Yes, both foods are labeled AAFCO complete and balanced.

See the full profiles: Purina Pro Plan Pro Plan Veterinary Diets HA Hydrolyzed Protein Salmon Formula Dry Dog Food and Royal Canin Canine Hydrolyzed Protein PS 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.