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Caru vs Protein Boost

Caru is made by Caru Pet Food Company, 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 8.0 for Caru. Protein Boost is accredited by the Pet Sustainability Coalition; Caru is not.

Caru and Protein Boost compared

Caru Protein Boost
Manufacturer Caru Pet Food Company K9 Natural Foods Limited
Parent company Independent KKR (Natural Pet Food Group)
Founded 2014 2006
Headquarters Vero Beach, Florida, USA Christchurch, New Zealand
Products listed 40 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 .
8.0 (avg of 40) 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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Caru 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 8.0 across 40 for Caru. 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

Caru is made by Caru Pet Food Company, an independent maker, based in Vero Beach, Florida, USA, founded in 2014. 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; Caru is not. KibbleLab lists 40 Caru foods and 13 Protein Boost foods.

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Common Questions

Which scores higher on KibbleLab, Caru or Protein Boost?

Protein Boost scores higher: it averages 8.6 out of 10 across 13 scored foods, compared with 8.0 for Caru. Scores reflect published veterinary science, and no one can pay for a higher score.

Who makes Caru and Protein Boost?

Caru is made by Caru Pet Food Company. 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?

Caru has 40 products in the KibbleLab database, compared with 13 for Protein Boost.

Where is each brand based?

Caru is based in Vero Beach, Florida, USA. Protein Boost is based in Christchurch, New Zealand.

Are Caru 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 Caru or Protein Boost been recalled?

Neither Caru 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: Caru 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.