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Protein Boost vs Purpose

Protein Boost is made by K9 Natural Foods Limited (owned by KKR (Natural Pet Food Group)), and Purpose by Purpose Pet Food LLC. On KibbleLab, Purpose averages 8.8 out of 10 across its scored foods, compared with 8.6 for Protein Boost. Protein Boost is accredited by the Pet Sustainability Coalition; Purpose is not.

Protein Boost and Purpose compared

Protein Boost Purpose
Manufacturer K9 Natural Foods Limited Purpose Pet Food LLC
Parent company KKR (Natural Pet Food Group) Independent
Founded 2006 2014
Headquarters Christchurch, New Zealand St. Louis, Missouri, USA
Products listed 13 9
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.
Yes 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, and no one can pay for a higher score. How scoring works .
8.6 (avg of 13) 8.8 (avg of 9)
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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Protein Boost vs Purpose: how they compare

Scores

Purpose scores higher on KibbleLab, averaging 8.8 out of 10 across 9 scored foods, compared with 8.6 across 13 for Protein Boost. 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

Protein Boost is made by K9 Natural Foods Limited, owned by KKR (Natural Pet Food Group), based in Christchurch, New Zealand, founded in 2006. Purpose is made by Purpose Pet Food LLC, an independent maker, based in St. Louis, Missouri, USA, founded in 2014.

Standards and range

Neither meets WSAVA's published manufacturer criteria. Protein Boost is accredited by the Pet Sustainability Coalition; Purpose is not. KibbleLab lists 13 Protein Boost foods and 9 Purpose foods.

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Common Questions

Which scores higher on KibbleLab, Protein Boost or Purpose?

Purpose scores higher: it averages 8.8 out of 10 across 9 scored foods, compared with 8.6 for Protein Boost. Scores reflect published veterinary science, and no one can pay for a higher score.

Who makes Protein Boost and Purpose?

Protein Boost is made by K9 Natural Foods Limited, which is owned by KKR (Natural Pet Food Group). Purpose is made by Purpose Pet Food LLC.

Which brand has more products on KibbleLab?

Protein Boost has 13 products in the KibbleLab database, compared with 9 for Purpose.

Where is each brand based?

Protein Boost is based in Christchurch, New Zealand. Purpose is based in St. Louis, Missouri, USA.

Are Protein Boost or Purpose 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 Protein Boost or Purpose been recalled?

Neither Protein Boost nor Purpose 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: Protein Boost and Purpose .

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.