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Hill's Science Diet vs Nutro

Hill's Science Diet is made by Hill's Pet Nutrition (owned by Colgate-Palmolive Company), and Nutro is made by Mars Petcare (owned by Mars, Incorporated), and both make food for cats and dogs. On KibbleLab, Hill's Science Diet averages 9.6 out of 10 across its scored foods, compared with 8.8 for Nutro. Hill's Science Diet meets WSAVA's published criteria for evaluating a manufacturer, while Nutro does not.

Hill's Science Diet and Nutro compared

Hill's Science Diet Nutro
Manufacturer Hill's Pet Nutrition Mars Petcare
Parent company Colgate-Palmolive Company Mars, Incorporated
Founded 1907 1935
Headquarters Topeka, Kansas, USA Brussels, Belgium (global Petcare division); McLean, Virginia, USA (Mars, Incorporated global HQ)
Manufacturing Whether a brand makes its own food in-house or has it produced by an outside contract manufacturer or co-packer.
In-house In-house
Made in United States United States
Manufacturing region Kansas Tennessee and other Mars Petcare facilities
Products listed 74 92
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 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 .
9.6 (avg of 74) 8.8 (avg of 92)
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.
2 None
Where to buy
Amazon
Amazon

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Hill's Science Diet vs Nutro: how they compare

Scores

Hill's Science Diet scores higher on KibbleLab, averaging 9.6 out of 10 across 74 scored foods, compared with 8.8 across 92 for Nutro. Scores apply the same criteria-based rubric to every food, drawn from published veterinary science.

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. Nutro is made by Mars Petcare, owned by Mars, Incorporated, based in Brussels, Belgium (global Petcare division); McLean, Virginia, USA (Mars, Incorporated global HQ), founded in 1935.

Standards and range

Hill's Science Diet meets WSAVA's published manufacturer criteria, while Nutro does not. Hill's Science Diet is accredited by the Pet Sustainability Coalition; Nutro is not. KibbleLab lists 74 Hill's Science Diet foods and 92 Nutro foods.

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Common Questions

Which scores higher on KibbleLab, Hill's Science Diet or Nutro?

Hill's Science Diet scores higher: it averages 9.6 out of 10 across 74 scored foods, compared with 8.8 for Nutro. Scores reflect published veterinary science.

Who makes Hill's Science Diet and Nutro?

Hill's Science Diet is made by Hill's Pet Nutrition, which is owned by Colgate-Palmolive Company. Nutro is made by Mars Petcare, which is owned by Mars, Incorporated.

Which brand has more products on KibbleLab?

Nutro has 92 products in the KibbleLab database, compared with 74 for Hill's Science Diet.

Where is each brand based?

Hill's Science Diet is based in Topeka, Kansas, USA. Nutro is based in Brussels, Belgium (global Petcare division); McLean, Virginia, USA (Mars, Incorporated global HQ).

Do Hill's Science Diet and Nutro meet WSAVA criteria?

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

Are Hill's Science Diet or Nutro PSC Accredited?

Hill's Science Diet 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 Hill's Science Diet or Nutro been recalled?

Hill's Science Diet has 2 recalls on record in the KibbleLab database; Nutro has no recalls. 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: Hill's Science Diet and Nutro .

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.