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Kirkland Signature vs Stella and Chewy's

Kirkland Signature vs. Stella and Chewy's

In this comparison article for Kirkland Signature vs Stella and Chewy's, we'll highlight the key differences between these two pet food brands. To properly compare Kirkland Signature and Stella and Chewy's, we'll use up-to-date nutritional and price information.

There are many factors to consider when choosing the best pet food brand for your pet. Factors such as ingredient quality, guaranteed analysis, product safety, brand history, and cost are among the most important factors to consider.

Throughout this Stella and Chewy's vs Kirkland Signature comparison, we've utilized average data to make general comparisons. If you'd like to see individual product reviews, visit our Kirkland Signature Review Page or Stella and Chewy's Review Page.

Guaranteed Analysis: Stella and Chewy's vs. Kirkland Signature

According to AAFCO, all pet food labels must provide a guaranteed analysis of nutrient content. The analysis must provide guaranteed minimum percentages of crude protein and crude fat, and maximum percentages of crude fiber and moisture.

All percentages used in this comparison are averages reported on a dry matter basis.

Kirkland Signature Dog Food vs. Stella and Chewy's Dog Food

Dry Dog FoodKirkland SignatureStella and Chewy's
Crude Protein27.5%37.3%
Crude Fat15.3%23.0%
Crude Fiber5.4%5.6%
Wet/Canned Dog FoodKirkland SignatureStella and Chewy's
Crude Protein44.4%51.6%
Crude Fat27.8%22.0%
Crude Fiber5.6%9.2%

Crude Protein Comparison For Dog Food

Dogs require twenty-two amino acids to sustain life. Twelve of these amino acids are synthesized naturally, the remaining ten are consumed. Protein is the nutrient which provides some or all of these ten essential amino acids.

On average, Stella and Chewy's dry dog food recipes contain 9.81% more protein than Kirkland Signature recipes. Clearly, there is a significant difference between the protein content of Kirkland Signature and Stella and Chewy's. For wet dog foods, Stella and Chewy's provides more protein (about 7.11% more).


Crude Fat Comparison For Dog Food

Like protein, fats are an essential part of a dog's body. Fats are needed for the proper development and function of the canine body.

The table shows that Kirkland Signature provides far less fat than Stella and Chewy's. The difference in fat content is roughly 7.71%. In addition, Kirkland Signature wet dog foods also provide more fat than Stella and Chewy's wet foods.


As you can see, Kirkland Signature and Stella and Chewy's guarantee a similar amount of crude fiber. For wet dog foods, Stella and Chewy's typically provides a little more fiber (about 3.62% more).

Kirkland Signature Cat Food vs. Stella and Chewy's Cat Food

Dry Cat FoodKirkland SignatureStella and Chewy's
Crude Protein34.8%43.1%
Crude Fat15.9%25.4%
Crude Fiber5.9%5.4%

Crude Protein Comparison For Cat Food

Cats require twenty-two amino acids to sustain life. Eleven of these amino acids are synthesized naturally, the remaining eleven are consumed. Protein is the nutrient which provides some or all of these eleven essential amino acids.

When you look at the average percentages of crude protein for dry cat food, it's clear that Stella and Chewy's provides significantly more protein. On average, Stella and Chewy's guarantees about 8.30% more protein than Kirkland Signature.


Crude Fat Comparison For Cat Food

There are many ways in which dietary fat contributes to the overall health of our feline friends. Here is a short list of benefits provided by fats (not exhaustive):

  • Help transport nutrients across cell membranes
  • Fats produce metabolites, which help control inflammation
  • Maintain healthy blood pressure
  • Slow the growth of yeast infections
  • Fats improve the taste/texture of food.

The comparison table above shows that Stella and Chewy's dry cat foods provide significantly more fat than Kirkland Signature. More specifically, Stella and Chewy's guarantees at least 9.50% more fat.


Stella and Chewy's and Kirkland Signature both provide roughly the same amount of crude fiber.

Kirkland Signature Pet Food Ingredients vs. Stella and Chewy's Pet Food Ingredients

Kirkland Signature and Stella and Chewy's both use the following controversial ingredients in many of their products:

Pea Protein
Tomato Pomace
Canola Oil (Preserved With Mixed Tocopherols)

Here are some of the controversial ingredients used only by Kirkland Signature.

Canola Oil
Powdered Cellulose
Organic Canola Meal
Organic Pea Protein
Organic Canola Oil (Preserved With Mixed Tocopherols)

Here are some of the controversial ingredients used only by Stella and Chewy's.

Vegetable Oil

Product Safety: Recall History of Kirkland Signature & Stella and Chewy's?

According to our records, Kirkland Signature has never been recalled.

Stella and Chewy's has been recalled 2 times.

  • July 5, 2015: Listeria monocytogenes
  • Dec. 11, 2015: Listeria monocytogenes

Disclosure: PawDiet has an affiliate relationship with stores featured (or linked-to) in this article. We are compensated for referring customers. Thank you for shopping with our retail partners!

Where To Buy Kirkland Signature Pet Foods

You can purchase Kirkland Signature pet foods from the following stores:


Where To Buy Stella and Chewy's Pet Foods

You can purchase Stella and Chewy's pet food products from these retailers:


91 Recipes In-Stock Today

59 Recipes In-Stock Today

34 Recipes In-Stock Today

37 Recipes In-Stock Today

Type Of Pet Foods Available

ProductKirkland SignatureStella and Chewy's
Dry Dog Food12 Recipes48 Recipes
Wet Dog Food1 Recipes23 Recipes
Dog TreatsNone30 Treats
Dry Cat Food3 Recipes5 Recipes
Wet Cat FoodNone24 Recipes
Cat TreatsNoneNone

Top Rated Kirkland Signature Recipes

Dog Food
Kirkland Signature
(Costco) Super Premium Lamb, Rice & Vegetable Formula For Adult Dogs
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Dog Food
Kirkland Signature
(Costco) Super Premium Chicken, Rice & Vegetable Formula For Puppies
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Dog Food
Kirkland Signature
(Costco) Nature's Domain Turkey & Pea Stew For Dogs
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Cat Food
Kirkland Signature
(Costco) Nature's Domain Salmon Meal & Sweet Potato Recipe Cat Food
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Top Rated Stella and Chewy's Recipes

Dog Food
Stella and Chewy's
Freeze-Dried Patties Stella's Super Beef
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Dog Food
Stella and Chewy's
Stella's Stew Red Meat Medley
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Cat Food
Stella and Chewy's
Freeze-Dried Dinner Morsels Chick, Chick, Chicken
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Cat Food
Stella and Chewy's
Purrfect Pate Chicken & Salmon Recipe
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