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Greenies vs Hill's Prescription Diet

Greenies is made by Mars Petcare (owned by Mars, Incorporated), and Hill's Prescription Diet by Hill's Pet Nutrition (owned by Colgate-Palmolive Company). On KibbleLab, Hill's Prescription Diet averages 8.8 out of 10 across its scored foods, compared with 7.7 for Greenies. Hill's Prescription Diet meets WSAVA's published criteria for evaluating a manufacturer, while Greenies does not.

Greenies and Hill's Prescription Diet compared

Greenies Hill's Prescription Diet
Manufacturer Mars Petcare Hill's Pet Nutrition
Parent company Mars, Incorporated Colgate-Palmolive Company
Founded 1935 1907
Headquarters Brussels, Belgium (global Petcare division); McLean, Virginia, USA (Mars, Incorporated global HQ) Topeka, Kansas, USA
Products listed 102 43
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 Yes
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 .
7.7 (avg of 102) 8.8 (avg of 43)
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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Greenies vs Hill's Prescription Diet: how they compare

Scores

Hill's Prescription Diet scores higher on KibbleLab, averaging 8.8 out of 10 across 43 scored foods, compared with 7.7 across 102 for Greenies. 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

Greenies 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. Hill's Prescription Diet is made by Hill's Pet Nutrition, owned by Colgate-Palmolive Company, based in Topeka, Kansas, USA, founded in 1907.

Standards and range

Hill's Prescription Diet meets WSAVA's published manufacturer criteria, while Greenies does not. Hill's Prescription Diet is accredited by the Pet Sustainability Coalition; Greenies is not. KibbleLab lists 102 Greenies foods and 43 Hill's Prescription Diet foods.

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Common Questions

Which scores higher on KibbleLab, Greenies or Hill's Prescription Diet?

Hill's Prescription Diet scores higher: it averages 8.8 out of 10 across 43 scored foods, compared with 7.7 for Greenies. Scores reflect published veterinary science, and no one can pay for a higher score.

Who makes Greenies and Hill's Prescription Diet?

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

Which brand has more products on KibbleLab?

Greenies has 102 products in the KibbleLab database, compared with 43 for Hill's Prescription Diet.

Where is each brand based?

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

Do Greenies and Hill's Prescription Diet meet WSAVA criteria?

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

Are Greenies or Hill's Prescription Diet PSC Accredited?

Hill's Prescription 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 Greenies or Hill's Prescription Diet been recalled?

Neither Greenies nor Hill's Prescription Diet 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: Greenies and Hill's Prescription Diet .

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.