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Diamond Naturals vs Phelps Pet Products

Diamond Naturals is made by Diamond Pet Foods (owned by Schell & Kampeter, Inc.), and Phelps Pet Products is made by Phelps Industries, LLC (owned by Granite Bridge Partners), and both make food for cats and dogs. On KibbleLab, Phelps Pet Products averages 8.8 out of 10 across its scored foods, compared with 8.6 for Diamond Naturals. Phelps Pet Products is accredited by the Pet Sustainability Coalition; Diamond Naturals is not.

Diamond Naturals and Phelps Pet Products compared

Diamond Naturals Phelps Pet Products
Manufacturer Diamond Pet Foods Phelps Industries, LLC
Parent company Schell & Kampeter, Inc. Granite Bridge Partners
Founded 1970 1966
Headquarters Meta, Missouri, USA Rockford, Illinois, USA
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 Missouri Illinois
Products listed 25 29
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.
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. How scoring works .
8.6 (avg of 25) 8.8 (avg of 29)
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.
None None
Where to buy
Amazon
Amazon

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Diamond Naturals vs Phelps Pet Products: how they compare

Scores

Phelps Pet Products scores higher on KibbleLab, averaging 8.8 out of 10 across 29 scored foods, compared with 8.6 across 25 for Diamond Naturals. Scores apply the same criteria-based rubric to every food, drawn from published veterinary science.

Who makes them

Diamond Naturals is made by Diamond Pet Foods, owned by Schell & Kampeter, Inc., based in Meta, Missouri, USA, founded in 1970. Phelps Pet Products is made by Phelps Industries, LLC, owned by Granite Bridge Partners, based in Rockford, Illinois, USA, founded in 1966.

Standards and range

Neither meets WSAVA's published manufacturer criteria. Phelps Pet Products is accredited by the Pet Sustainability Coalition; Diamond Naturals is not. KibbleLab lists 25 Diamond Naturals foods and 29 Phelps Pet Products foods.

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Common Questions

Which scores higher on KibbleLab, Diamond Naturals or Phelps Pet Products?

Phelps Pet Products scores higher: it averages 8.8 out of 10 across 29 scored foods, compared with 8.6 for Diamond Naturals. Scores reflect published veterinary science.

Who makes Diamond Naturals and Phelps Pet Products?

Diamond Naturals is made by Diamond Pet Foods, which is owned by Schell & Kampeter, Inc. Phelps Pet Products is made by Phelps Industries, LLC, which is owned by Granite Bridge Partners.

Which brand has more products on KibbleLab?

Phelps Pet Products has 29 products in the KibbleLab database, compared with 25 for Diamond Naturals.

Where is each brand based?

Diamond Naturals is based in Meta, Missouri, USA. Phelps Pet Products is based in Rockford, Illinois, USA.

Are Diamond Naturals or Phelps Pet Products PSC Accredited?

Phelps Pet Products 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 Diamond Naturals or Phelps Pet Products been recalled?

Neither Diamond Naturals nor Phelps Pet Products has a recall on record in the KibbleLab database. 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: Diamond Naturals and Phelps Pet Products .

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.