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Summary

Nutrition

Recipe

Protein

Verdict

Hill's Science Diet

Perfect Digestion Adult Dry Cat Food - Salmon

Cat

Dry

Rating

★★☆☆☆

2.0 / 5

Protein Clarity

High

Animal Protein

Low

Allergy Highlights

Contains:

Grains (gluten-free)

Egg

Legumes

Nuts

Poultry

Fish

Free From:

Gluten grains

Dairy

Red meat

Shellfish

Unknown Meal

Pros

Uses clearly named animal protein sources for better transparency.

Includes plant ingredients that can provide fiber and natural antioxidants.

Cons

Relies mostly on inorganic mineral supplements, which may be less bioavailable.

Is Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon dry cat food good?

Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon is a dry cat food rated 2 stars, with high ingredient transparency and limited animal protein content. The recipe lists most animal ingredients by name and features real muscle meat as a primary protein source. However, most minerals are supplied in inorganic forms that may be less well absorbed. This recipe is free from Gluten grains, Dairy, Red meat, Shellfish, Unknown Meal but contains Grains (gluten-free), Egg, Legumes, Nuts, Poultry, Fish.

Nutrition Breakdown

Dry Matter

As Fed

Protein

32%

Fat

15%

Est. Carbs

41%

Fiber

4.3%

Ash

7.6%

Moisture (8%) removed so you can compare foods fairly.

Dry matter basis = label value ÷ (100% − moisture%). Carbs estimated from remaining.

Tips

Protein is Medium (32% dry matter) on our label-based comparison range. Cats usually benefit from higher protein than dogs, so confirm the food is complete for cats and fits the cat's life stage.

References

Fat is Medium (15% dry matter) on our label-based comparison range. This is a moderate energy-density signal for many cats, but total calories and body condition still matter.

References

Ingredients Analysis

47 of 47 matched

Prefer

Concerned

Notice

Salmon

Brown Rice

Corn Gluten Meal

Whole Grain Oats

Potato Protein

Whole Grain Corn

Chicken Fat

Chicken Meal

Egg Product

Chicken Liver Flavor

Ground Pecan Shells

Lactic Acid

Potassium Chloride

Calcium Sulfate

Flaxseed

Dried Beet Pulp

Dried Citrus Pulp

L-lysine

Soybean Oil

Iodized Salt

Choline Chloride

Pressed Cranberries

Pumpkin

Taurine

Vitamin E Supplement

L-ascorbyl-2-polyphosphate

Niacin Supplement

Thiamine Mononitrate

Vitamin A Supplement

Calcium Pantothenate

Riboflavin Supplement

Biotin

Vitamin B12 Supplement

Pyridoxine Hydrochloride

Folic Acid

Vitamin D3 Supplement

Calcium Carbonate

Dl-methionine

Ferrous Sulfate

Zinc Oxide

Copper Sulfate

Manganous Oxide

Calcium Iodate

Sodium Selenite

Mixed Tocopherols

Natural Flavors

Beta-carotene

Tips

Cat formula needs review: cats rely heavily on animal protein, and this label does not show strong named animal protein near the top.

Plant protein is worth closer review for cats: Corn Gluten Meal, Potato Protein may raise the listed protein percentage without meaning there is more meat.

Higher-priority ingredients to review: Corn Gluten Meal, Potato Protein.

Possible allergy triggers: Corn Gluten Meal, Whole Grain Corn have allergen notes; review them if your pet has sensitivities.

Possible digestion triggers: Corn Gluten Meal, Potato Protein, Whole Grain Corn have digestion notes; watch tolerance if your pet has a sensitive stomach.

Protein Analysis

How this recipe earned its protein scores.

Protein Clarity

High

Named

100%

Strong clarity: 100% of Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon's animal-protein ingredients are clearly named (like chicken or salmon). Only 0% use vague terms such as "meat meal" and 0% are by-products. Named protein ingredients let you verify the source and check for allergens.

Contributing ingredients

Named

Salmon

Chicken Meal

Egg Product

Animal Protein

Low

Animal

35%

Plant concentrate

65%

Protein in Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon leans on plant signals: only 35% comes from animal sources, while plant-protein concentrates make up 65% and whole plant proteins 0%. Plant concentrates like pea or soy isolate are cheap protein boosters but lack the amino-acid profile pets need from meat.

Contributing ingredients

Animal

Salmon

Chicken Meal

Egg Product

Plant concentrate

Corn Gluten Meal

Potato Protein

Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon dry cat food Review

Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon scores 2 stars on this analysis, with high ingredient transparency and limited animal protein content. There are several concerns in this label that may make it a poor fit.

Best for

Owners who want clearly named protein sources

Avoid if

Your pet is allergic to eggs

You're avoiding legumes

Your pet is allergic to nuts

Key takeaways

Named animal proteins make up 100% of the recipe's protein panel — a clear sourcing win.

Plant-protein concentrates appear in the top 10 ingredients: Corn Gluten Meal, Potato Protein.

Contains common allergens: Grains (gluten-free), Egg, Legumes, Nuts, Poultry, Fish.

On a dry-matter basis: 32% protein, 15% fat, 41% estimated carbohydrates.

Free from Gluten grains, Dairy, Red meat, Shellfish, Unknown Meal.

Frequently asked questions

Is Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon good for cats?

This recipe scored 2 stars, with high ingredient transparency and limited animal protein content. Worth understanding the concerns before choosing it for your cat.

Does Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon contain Dairy?

Does Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon contain Egg?

Does Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon contain Legumes?

Does Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon contain Nuts?

Is Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon grain-free?

What are the main protein sources in Hill's Science Diet Perfect Digestion Adult Dry Cat Food - Salmon?