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Kirkland Signature vs YumWoof

Kirkland Signature is branded by Costco Wholesale Corporation and made by third-party co-packers, and YumWoof is made by Yumwoof Natural Pet Food, Inc. On KibbleLab, YumWoof averages 9.1 out of 10 across its scored foods, compared with 8.6 for Kirkland Signature. Kirkland Signature makes food for cats and dogs, while YumWoof covers dogs.

Kirkland Signature and YumWoof compared

Kirkland Signature YumWoof
Manufacturer Costco Wholesale Corporation Yumwoof Natural Pet Food, Inc.
Parent company Independent Independent
Founded 1983 2020
Headquarters Issaquah, Washington, USA Austin, Texas, United States
Manufacturing Whether a brand makes its own food in-house or has it produced by an outside contract manufacturer or co-packer.
Co-packer In-house
Made in USA United States
Manufacturing region Not listed Texas
Products listed 17 12
Serves Cats & dogs 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 .
8.6 (avg of 17) 9.1 (avg of 12)
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
Shop YumWoof Amazon

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Kirkland Signature vs YumWoof: how they compare

Scores

YumWoof scores higher on KibbleLab, averaging 9.1 out of 10 across 12 scored foods, compared with 8.6 across 17 for Kirkland Signature. Scores apply the same criteria-based rubric to every food, drawn from published veterinary science.

Who makes them

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. YumWoof is made by Yumwoof Natural Pet Food, Inc., an independent maker, based in Austin, Texas, United States, founded in 2020.

Standards and range

Neither meets WSAVA's published manufacturer criteria. KibbleLab lists 17 Kirkland Signature foods and 12 YumWoof foods.

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Common Questions

Which scores higher on KibbleLab, Kirkland Signature or YumWoof?

YumWoof scores higher: it averages 9.1 out of 10 across 12 scored foods, compared with 8.6 for Kirkland Signature. Scores reflect published veterinary science.

Who makes Kirkland Signature and YumWoof?

Kirkland Signature is a brand of Costco Wholesale Corporation. Its food is made by third-party co-packers in USA. YumWoof is made by Yumwoof Natural Pet Food, Inc.

Which brand has more products on KibbleLab?

Kirkland Signature has 17 products in the KibbleLab database, compared with 12 for YumWoof.

Where is each brand based?

Kirkland Signature is based in Issaquah, Washington, USA. YumWoof is based in Austin, Texas, United States.

Have Kirkland Signature or YumWoof been recalled?

Neither Kirkland Signature nor YumWoof 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: Kirkland Signature and YumWoof .

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.