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BIXBI vs Kirkland Signature

BIXBI vs. Kirkland Signature

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

Guaranteed Analysis: Kirkland Signature vs. BIXBI

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.

BIXBI Dog Food vs. Kirkland Signature Dog Food

Dry Dog FoodBIXBIKirkland Signature
Crude Protein39.3%27.5%
Crude Fat25.4%15.3%
Crude Fiber5.7%5.4%
Wet/Canned Dog FoodBIXBIKirkland Signature
Crude Protein39.9%44.4%
Crude Fat34.6%27.8%
Crude Fiber6.8%5.6%

Crude Protein Comparison For Dog Food

Protein is an extremely important part of your dog's diet. Without sufficient protein, dogs can develop a wide-range of serious health problems.

When you look at the average percentages of crude protein for dry dog food, it's clear that BIXBI provides significantly more protein. On average, BIXBI guarantees about 11.84% more protein than Kirkland Signature. For wet dog foods, Kirkland Signature provides more protein (about 4.55% more).


Crude Fat Comparison For Dog Food

Fats are an absolutely vital component of a balanced canine diet. Not only do fats provide energy, but they also serve important roles in the normal development and function of your dog's body. For example, fats help dogs produce prostaglandins, which reduce inflammation among many other significant functions.

The comparison table above shows that BIXBI dry dog foods provide significantly more fat than Kirkland Signature. More specifically, BIXBI guarantees at least 10.08% more fat. For wet dog foods, BIXBI provides more fat (about 6.82% more).


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

BIXBI Cat Food vs. Kirkland Signature Cat Food

Dry Cat FoodBIXBIKirkland Signature
Crude Protein49.5%34.8%
Crude Fat31.1%15.9%
Crude Fiber5.3%5.9%

Crude Protein Comparison For Cat Food

Protein is an extremely important part of your cat's diet. Without sufficient protein, cats can develop a wide-range of serious health problems.

BIXBI dry cat foods clearly provides more protein than Kirkland Signature. In fact, the difference between the protein content is roughly 14.66%, which is a significant amount.


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):

  • Fats help with the digestion and absorption of fat-soluble vitamins
  • Reduce inflammation associated with arthritis
  • Slow the growth of yeast infections
  • Prevent or reduce the likelihood of certain heart problems.
  • Aid in the development of the retina and visual cortex.

On average, BIXBI dry cat food recipes contain 15.13% more fat than Kirkland Signature recipes. Clearly, there is a significant difference between the fat content of Kirkland Signature and BIXBI.


There is a relatively insignificant difference between the crude fiber content of the two brands.

BIXBI Pet Food Ingredients vs. Kirkland Signature Pet Food Ingredients

BIXBI and Kirkland Signature both use the following controversial ingredients in many of their products:

Canola Oil

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

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 BIXBI & Kirkland Signature?

BIXBI has been recalled 2 times.

  • Feb. 21, 2013: Salmonella
  • Feb. 19, 2013: Salmonella

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


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 BIXBI Pet Foods

You can purchase BIXBI pet foods from the following stores:


55 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

ProductBIXBIKirkland Signature
Dry Dog Food15 Recipes12 Recipes
Wet Dog Food9 Recipes1 Recipes
Dog Treats26 TreatsNone
Dry Cat FoodNone3 Recipes
Wet Cat FoodNoneNone
Cat TreatsNoneNone

Top Rated BIXBI Recipes

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RAWBBLE Freeze-Dried Beef Recipe For Dogs
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Liberty Surf 'n Turf Recipe For Adult Dogs (Canned)
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RAWBBLE Freeze-Dried Beef Recipe For Cats
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Top Rated Kirkland Signature Recipes

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(Costco) Super Premium Lamb, Rice & Vegetable Formula For Adult Dogs
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(Costco) Super Premium Chicken, Rice & Vegetable Formula For Puppies
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(Costco) Nature's Domain Turkey & Pea Stew For Dogs
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(Costco) Nature's Domain Salmon Meal & Sweet Potato Recipe Cat Food
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