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Diamond Maintenance Adult Dry Cat Food Iams Healthy Enjoyment Chicken & Salmon Dry Cat Food

Diamond Maintenance Adult Dry Cat Food scores higher on KibbleLab, 8.8 to 8.5. Compare ingredients, guaranteed analysis, and AAFCO nutritional adequacy, side by side.

Diamond Maintenance Adult Dry Cat Food and Iams Healthy Enjoyment Chicken & Salmon Dry Cat Food compared

Nutrients:
As Fed
Diamond Maintenance Adult Dry Cat Food
Diamond Maintenance Adult Dry Cat Food

Verified Aug 24, 2026

Iams Healthy Enjoyment Chicken & Salmon Dry Cat Food
Iams Healthy Enjoyment Chicken & Salmon Dry Cat Food

Verified Aug 29, 2026

KibbleLab score The KibbleLab expert rating, 0 to 10, based on published veterinary science.
8.8 / 10 8.5 / 10
Guaranteed analysis (as fed)
Protein Guaranteed analysis gives label minimums and maximums, not measured values, shown as fed.
30.00% 32.00%
Fat 15.00% 15.00%
Fiber 3.00% 3.00%
Calcium 1.20% Not listed
Phosphorus 1.00% Not listed
Omega-3 0.40% 0.25%
Omega-6 2.40% 2.70%
Taurine 0.10% Not listed
Moisture Higher moisture means a wetter food; it dilutes the other percentages above.
10.00% 10.00%
Calories 3630 kcal/kg 3758 kcal/kg
Calorie density Moderate Moderate
Ingredients
Full ingredient list Every ingredient on each label, in order of weight.
Chicken by-product meal, whole grain ground corn, wheat flour, chicken fat (preserved with mixed tocopherols), dried yeast, natural flavor, dried plain beet pulp, sodium bisulfate, potassium chloride, salt, DL-Methionine, taurine, choline chloride, dried Lactobacillus plantarum fermentation product, dried Bacillus subtilis fermentation product, dried Lactobacillus acidophilus fermentation product, dried Enterococcus faecium fermentation product, dried Bifidobacterium animalis fermentation product, zinc proteinate, vitamin E supplement, niacin, manganese proteinate, copper proteinate, zinc sulfate, manganese sulfate, copper sulfate, thiamine mononitrate, vitamin A supplement, biotin, potassium iodide, calcium pantothenate, riboflavin, pyridoxine hydrochloride, vitamin B12 supplement, sodium selenite, vitamin D3 supplement, folic acid. Show full list
Chicken, Chicken By-Product Meal, Ground Whole Grain Corn, Corn Grits, Corn Gluten Meal, Salmon, Dried Plain Beet Pulp, Animal Fat (preserved with Mixed Tocopherols), Wheat Flour, Brewers Rice, Natural Flavor, Dried Meat By-Products, Sodium Bisulfate, Potassium Chloride, Dried Egg Product, Caramel Color, Brewers Dried Yeast, Choline Chloride, Calcium Carbonate, Chicken Fat (preserved with Mixed Tocopherols), Fructooligosaccharides, Fish Oil (preserved with Mixed Tocopherols), DL-Methionine, Taurine, Salt, L-Carnitine, Dried Cheese, Vitamins (Vitamin E Supplement, Niacin Supplement, Ascorbic Acid, Vitamin A Supplement, D-Calcium Pantothenate, Thiamine Mononitrate (Vitamin B1), Biotin, Vitamin B12 Supplement, Pyridoxine Hydrochloride (Vitamin B6), Riboflavin Supplement (Vitamin B2), Vitamin D3 Supplement, Folic Acid), Minerals (Zinc Oxide, Manganese Sulfate, Zinc Sulfate, Ferrous Sulfate, Copper Sulfate, Sodium Selenite, Potassium Iodide), Mixed Tocopherols (preservative), Citric Acid (preservative), Rosemary Extract Show full list
Limited ingredient No No
Marketed benefits Skin coat health, Probiotic support, Digestive health, Immune support Immune support, Digestive health, Heart care
Format & suitability
Food type Dry Dry
Texture Kibble Kibble
Processing Not listed Not listed
Life stage Adult Adult
Breed size All Breed Sizes 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.
Formulation Not listed
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.
No 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 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
Shop Chewy Amazon
Shop Chewy Amazon

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Shared ingredients

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

  • Chicken By-Product
  • Whole Grain Corn
  • Wheat Flour
  • Mixed Tocopherol
  • Beet Pulp

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Common Questions

Which food scores higher on KibbleLab?

Diamond Maintenance Adult Dry Cat Food scores higher, 8.8 to 8.5 out of 10. Scores reflect published veterinary science.

Do these two foods share ingredients?

Yes. They share these top ingredients: Chicken By-Product, Whole Grain Corn, Wheat Flour, Mixed Tocopherol, Beet Pulp.

Are both foods AAFCO complete and balanced?

Yes, both foods are labeled AAFCO complete and balanced.

See the full profiles: Diamond Maintenance Adult Dry Cat Food and Iams Healthy Enjoyment Chicken & Salmon Dry Cat 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.