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Nulo vs Zignature

Nulo is made by Nulo, Inc. (owned by Apax Partners), and Zignature by Pets Global, Inc. On KibbleLab, Nulo averages 8.3 out of 10 across its scored foods, compared with 8.1 for Zignature. Nulo makes food for cats and dogs, while Zignature covers dogs.

Nulo and Zignature compared

Nulo Zignature
Manufacturer Nulo, Inc. Pets Global, Inc.
Parent company Apax Partners Independent
Founded 2009 2010
Headquarters Austin, Texas, USA Valencia, California, USA
Products listed 291 53
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 .
8.3 (avg of 291) 8.1 (avg of 53)
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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Nulo vs Zignature: how they compare

Scores

Nulo scores higher on KibbleLab, averaging 8.3 out of 10 across 291 scored foods, compared with 8.1 across 53 for Zignature. 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

Nulo is made by Nulo, Inc., owned by Apax Partners, based in Austin, Texas, USA, founded in 2009. Zignature is made by Pets Global, Inc., an independent maker, based in Valencia, California, USA, founded in 2010.

Standards and range

Neither meets WSAVA's published manufacturer criteria. KibbleLab lists 291 Nulo foods and 53 Zignature foods.

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Common Questions

Which scores higher on KibbleLab, Nulo or Zignature?

Nulo scores higher: it averages 8.3 out of 10 across 291 scored foods, compared with 8.1 for Zignature. Scores reflect published veterinary science, and no one can pay for a higher score.

Who makes Nulo and Zignature?

Nulo is made by Nulo, Inc., which is owned by Apax Partners. Zignature is made by Pets Global, Inc.

Which brand has more products on KibbleLab?

Nulo has 291 products in the KibbleLab database, compared with 53 for Zignature.

Where is each brand based?

Nulo is based in Austin, Texas, USA. Zignature is based in Valencia, California, USA.

Have Nulo or Zignature been recalled?

Neither Nulo nor Zignature 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: Nulo and Zignature .

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.