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Bully Max vs Kirkland Signature

Bully Max is branded by Bully Max LLC and made by third-party co-packers, and Kirkland Signature is branded by Costco Wholesale Corporation and made by third-party co-packers. On KibbleLab, Kirkland Signature averages 8.6 out of 10 across its scored foods, compared with 8.5 for Bully Max. Bully Max makes food for dogs, while Kirkland Signature covers cats and dogs.

Bully Max and Kirkland Signature compared

Bully Max Kirkland Signature
Manufacturer Bully Max LLC Costco Wholesale Corporation
Parent company Independent Independent
Founded 2008 1983
Headquarters Pittsburgh, Pennsylvania, USA Issaquah, Washington, USA
Manufacturing Whether a brand makes its own food in-house or has it produced by an outside contract manufacturer or co-packer.
Co-packer Co-packer
Made in United States USA
Manufacturing region Pennsylvania Not listed
Products listed 9 17
Serves Dogs Cats & dogs
Price tier A relative price guide, from $ (most affordable) to $$$$$ (most premium), based on the brand's typical retail cost.
$$$$ $$
WSAVA guidelines The World Small Animal Veterinary Association (WSAVA) publishes criteria for evaluating a manufacturer: qualified nutritionists on staff, feeding trials, and published research. It does not certify or endorse brands.
No No
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
Score The average KibbleLab score across this brand's scored foods, on a 0 to 10 scale. Foods are scored on published veterinary science. How scoring works .
8.5 (avg of 9) 8.6 (avg of 17)
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
Amazon
Amazon

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Bully Max vs Kirkland Signature: how they compare

Scores

Kirkland Signature scores higher on KibbleLab, averaging 8.6 out of 10 across 17 scored foods, compared with 8.5 across 9 for Bully Max. Scores apply the same criteria-based rubric to every food, drawn from published veterinary science.

Who makes them

Bully Max is a brand of Bully Max LLC, based in Pittsburgh, Pennsylvania, USA, founded in 2008. Its food is made by third-party co-packers in United States. Kirkland Signature is a brand of Costco Wholesale Corporation, based in Issaquah, Washington, USA, founded in 1983. Its food is made by third-party co-packers in USA.

Standards and range

Neither meets WSAVA's published manufacturer criteria. KibbleLab lists 9 Bully Max foods and 17 Kirkland Signature foods.

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Common Questions

Which scores higher on KibbleLab, Bully Max or Kirkland Signature?

Kirkland Signature scores higher: it averages 8.6 out of 10 across 17 scored foods, compared with 8.5 for Bully Max. Scores reflect published veterinary science.

Who makes Bully Max and Kirkland Signature?

Bully Max is a brand of Bully Max LLC. Its food is made by third-party co-packers in United States. Kirkland Signature is a brand of Costco Wholesale Corporation. Its food is made by third-party co-packers in USA.

Which brand has more products on KibbleLab?

Kirkland Signature has 17 products in the KibbleLab database, compared with 9 for Bully Max.

Where is each brand based?

Bully Max is based in Pittsburgh, Pennsylvania, USA. Kirkland Signature is based in Issaquah, Washington, USA.

Have Bully Max or Kirkland Signature been recalled?

Neither Bully Max nor Kirkland Signature has a recall on record in the KibbleLab database. 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.

See the full profiles: Bully Max and Kirkland Signature .

More comparisons

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 brand. KibbleLab may earn affiliate commissions through links. No one can pay for placement or a higher score.

Brand and manufacturer details are compiled from public sources and not independently verified; they may not reflect contract manufacturing or co-packing. Recall data is compiled from public FDA filings, and a filing may name the parent company rather than the brand. 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.

KibbleLab scores and commentary are editorial opinions based on published data. Represent one of these brands? Request a correction. Anyone else can email us. See our Terms.