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Hill's Science Diet vs Only Natural Pet

Hill's Science Diet is made by Hill's Pet Nutrition (owned by Colgate-Palmolive Company), and Only Natural Pet by Only Natural Pet, LLC (owned by PetSmart, LLC), and both make food for cats and dogs. On KibbleLab, Hill's Science Diet averages 8.6 out of 10 across its scored foods, compared with 7.7 for Only Natural Pet. Hill's Science Diet meets WSAVA's published criteria for evaluating a manufacturer, while Only Natural Pet does not.

Hill's Science Diet and Only Natural Pet compared

Hill's Science Diet Only Natural Pet
Manufacturer Hill's Pet Nutrition Only Natural Pet, LLC
Parent company Colgate-Palmolive Company PetSmart, LLC
Founded 1907 2004
Headquarters Topeka, Kansas, USA Boulder, Colorado, USA
Products listed 73 65
Serves Cats & 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.
Yes 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 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 .
8.6 (avg of 73) 7.7 (avg of 65)
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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Hill's Science Diet vs Only Natural Pet: how they compare

Scores

Hill's Science Diet scores higher on KibbleLab, averaging 8.6 out of 10 across 73 scored foods, compared with 7.7 across 65 for Only Natural Pet. 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

Hill's Science Diet is made by Hill's Pet Nutrition, owned by Colgate-Palmolive Company, based in Topeka, Kansas, USA, founded in 1907. Only Natural Pet is made by Only Natural Pet, LLC, owned by PetSmart, LLC, based in Boulder, Colorado, USA, founded in 2004.

Standards and range

Hill's Science Diet meets WSAVA's published manufacturer criteria, while Only Natural Pet does not. Both are accredited by the Pet Sustainability Coalition. KibbleLab lists 73 Hill's Science Diet foods and 65 Only Natural Pet foods.

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Common Questions

Which scores higher on KibbleLab, Hill's Science Diet or Only Natural Pet?

Hill's Science Diet scores higher: it averages 8.6 out of 10 across 73 scored foods, compared with 7.7 for Only Natural Pet. Scores reflect published veterinary science, and no one can pay for a higher score.

Who makes Hill's Science Diet and Only Natural Pet?

Hill's Science Diet is made by Hill's Pet Nutrition, which is owned by Colgate-Palmolive Company. Only Natural Pet is made by Only Natural Pet, LLC, which is owned by PetSmart, LLC.

Which brand has more products on KibbleLab?

Hill's Science Diet has 73 products in the KibbleLab database, compared with 65 for Only Natural Pet.

Where is each brand based?

Hill's Science Diet is based in Topeka, Kansas, USA. Only Natural Pet is based in Boulder, Colorado, USA.

Do Hill's Science Diet and Only Natural Pet meet WSAVA criteria?

Hill's Science Diet meets WSAVA's published criteria for evaluating a manufacturer; Only Natural Pet does not, based on public information. WSAVA publishes criteria; it does not certify or endorse brands.

Are Hill's Science Diet or Only Natural Pet PSC Accredited?

Both Hill's Science Diet and Only Natural Pet are PSC Accredited businesses. The Pet Sustainability Coalition is a nonprofit that Accredits pet companies on their environmental and social impact.

Have Hill's Science Diet or Only Natural Pet been recalled?

Neither Hill's Science Diet nor Only Natural Pet 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: Hill's Science Diet and Only Natural Pet .

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.