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Diamond vs Plaque Busters

Diamond is made by Diamond Pet Foods (owned by Schell & Kampeter, Inc.), and Plaque Busters by Crumps' Naturals Inc. On KibbleLab, Diamond averages 7.7 out of 10 across its scored foods, compared with 7.3 for Plaque Busters. Diamond makes food for cats and dogs, while Plaque Busters covers dogs.

Diamond and Plaque Busters compared

Diamond Plaque Busters
Manufacturer Diamond Pet Foods Crumps' Naturals Inc.
Parent company Schell & Kampeter, Inc. Independent
Founded 1970 2006
Headquarters Meta, Missouri, USA Mississauga, Ontario, Canada
Products listed 7 5
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 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 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 .
7.7 (avg of 7) 7.3 (avg of 5)
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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Diamond vs Plaque Busters: how they compare

Scores

Diamond scores higher on KibbleLab, averaging 7.7 out of 10 across 7 scored foods, compared with 7.3 across 5 for Plaque Busters. 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

Diamond is made by Diamond Pet Foods, owned by Schell & Kampeter, Inc., based in Meta, Missouri, USA, founded in 1970. Plaque Busters is made by Crumps' Naturals Inc., an independent maker, based in Mississauga, Ontario, Canada, founded in 2006.

Standards and range

Neither meets WSAVA's published manufacturer criteria. KibbleLab lists 7 Diamond foods and 5 Plaque Busters foods.

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Common Questions

Which scores higher on KibbleLab, Diamond or Plaque Busters?

Diamond scores higher: it averages 7.7 out of 10 across 7 scored foods, compared with 7.3 for Plaque Busters. Scores reflect published veterinary science, and no one can pay for a higher score.

Who makes Diamond and Plaque Busters?

Diamond is made by Diamond Pet Foods, which is owned by Schell & Kampeter, Inc. Plaque Busters is made by Crumps' Naturals Inc.

Which brand has more products on KibbleLab?

Diamond has 7 products in the KibbleLab database, compared with 5 for Plaque Busters.

Where is each brand based?

Diamond is based in Meta, Missouri, USA. Plaque Busters is based in Mississauga, Ontario, Canada.

Have Diamond or Plaque Busters been recalled?

Neither Diamond nor Plaque Busters 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: Diamond and Plaque Busters .

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.