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Zignature vs Kirkland Signature

Zignature vs. Kirkland Signature

In this comparison article for Zignature vs Kirkland Signature, we'll highlight the key differences between these two pet food brands. To properly compare Zignature and Kirkland Signature, 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 Kirkland Signature vs Zignature comparison, we've utilized average data to make general comparisons. If you'd like to see individual product reviews, visit our Zignature Review Page or Kirkland Signature Review Page.

Guaranteed Analysis: Kirkland Signature vs. Zignature

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.

Zignature Dog Food vs. Kirkland Signature Dog Food

Dry Dog FoodZignatureKirkland Signature
Crude Protein32.8%27.5%
Crude Fat16.8%15.3%
Crude Fiber5%5.4%
Wet/Canned Dog FoodZignatureKirkland Signature
Crude Protein43.4%44.4%
Crude Fat28.0%27.8%
Crude Fiber6.6%5.6%

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.

The table shows that Kirkland Signature provides far less protein than Zignature. The difference in protein content is roughly 5.25%. For wet dog foods, Kirkland Signature and Zignature provide roughly the same amount of protein.


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.

As you can see, Kirkland Signature and Zignature guarantee a similar amount of crude fat. With regards to wet dog food, Zignature and Kirkland Signature also provide roughly the same amount of crude fat.


Zignature and Kirkland Signature both provide roughly the same amount of crude fiber. With regards to wet dog food, Zignature and Kirkland Signature also provide roughly the same amount of crude fiber.

Zignature Pet Food Ingredients vs. Kirkland Signature Pet Food Ingredients

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

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

Product Safety: Recall History of Zignature & Kirkland Signature?

According to our records, neither brand has issued any product recalls. Therefore, consumers have no reason to question the safety of Zignature or Kirkland Signature pet food products.


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 Zignature Pet Foods

You can purchase Zignature pet foods from the following stores:


45 Recipes In-Stock Today

42 Recipes In-Stock Today

10 Recipes In-Stock Today

24 Recipes In-Stock Today

Where To Buy Kirkland Signature Pet Foods

You can purchase Kirkland Signature pet food products from these retailers:


Type Of Pet Foods Available

ProductZignatureKirkland Signature
Dry Dog Food21 Recipes12 Recipes
Wet Dog Food13 Recipes1 Recipes
Dog Treats13 TreatsNone
Dry Cat FoodNone3 Recipes
Wet Cat FoodNoneNone
Cat TreatsNoneNone

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