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Churu vs Protein Boost

Churu is made by Inaba Foods Co., Ltd., and Protein Boost by K9 Natural Foods Limited (owned by KKR (Natural Pet Food Group)). On KibbleLab, Protein Boost averages 8.6 out of 10 across its scored foods, compared with 7.8 for Churu. Protein Boost is accredited by the Pet Sustainability Coalition; Churu is not.

Churu and Protein Boost compared

Churu Protein Boost
Manufacturer Inaba Foods Co., Ltd. K9 Natural Foods Limited
Parent company Independent KKR (Natural Pet Food Group)
Founded 1805 2006
Headquarters Yui, Shizuoka Prefecture, Japan Christchurch, New Zealand
Products listed 77 13
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 Yes
Score The average KibbleLab score across this brand's scored foods, on a 0 to 10 scale. Foods are scored on published veterinary science, and no one can pay for a higher score. How scoring works .
7.8 (avg of 77) 8.6 (avg of 13)
Recalls on record KibbleLab began logging recalls in July 2026, so earlier recalls may not appear.
None None
Where to buy Amazon Amazon

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Churu vs Protein Boost: how they compare

Scores

Protein Boost scores higher on KibbleLab, averaging 8.6 out of 10 across 13 scored foods, compared with 7.8 across 77 for Churu. Scores apply the same criteria-based rubric to every food, drawn from published veterinary science, and no one can pay for a higher score.

Who makes them

Churu is made by Inaba Foods Co., Ltd., an independent maker, based in Yui, Shizuoka Prefecture, Japan, founded in 1805. Protein Boost is made by K9 Natural Foods Limited, owned by KKR (Natural Pet Food Group), based in Christchurch, New Zealand, founded in 2006.

Standards and range

Neither meets WSAVA's published manufacturer criteria. Protein Boost is accredited by the Pet Sustainability Coalition; Churu is not. KibbleLab lists 77 Churu foods and 13 Protein Boost foods.

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Common Questions

Which scores higher on KibbleLab, Churu or Protein Boost?

Protein Boost scores higher: it averages 8.6 out of 10 across 13 scored foods, compared with 7.8 for Churu. Scores reflect published veterinary science, and no one can pay for a higher score.

Who makes Churu and Protein Boost?

Churu is made by Inaba Foods Co., Ltd. Protein Boost is made by K9 Natural Foods Limited, which is owned by KKR (Natural Pet Food Group).

Which brand has more products on KibbleLab?

Churu has 77 products in the KibbleLab database, compared with 13 for Protein Boost.

Where is each brand based?

Churu is based in Yui, Shizuoka Prefecture, Japan. Protein Boost is based in Christchurch, New Zealand.

Are Churu or Protein Boost PSC Accredited?

Protein Boost is a PSC Accredited business. The Pet Sustainability Coalition is a nonprofit that Accredits pet companies on their environmental and social impact, through third-party verification.

Have Churu or Protein Boost been recalled?

Neither Churu nor Protein Boost has a recall on record in the KibbleLab database. KibbleLab began logging recalls in July 2026, so earlier recalls may not appear.

See the full profiles: Churu and Protein Boost .

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 and manufacturer notices, and a notice may name the parent company rather than the brand. KibbleLab began logging recalls in July 2026, so earlier recalls may not appear.

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.