Purina ONE Healthy Puppy Formula vs Royal Canin French Bulldog Adult

Order follows the Universal Score — the same deterministic engine, the same rules, for every product. Brands can't pay for placement.

The scores

Purina ONE Healthy Puppy Formula

81

Good · Confidence A

Royal Canin French Bulldog Adult

79

Good · Confidence A

Bowlmark scores are independent opinions based on published label information and cited references. They are educational, not veterinary advice, and no substitute for your vet — especially for medical conditions or prescription diets.

Pillar by pillar

Weighted pillar contributions from each product's stored score — nutritional adequacy, ingredient quality, additives & processing, transparency.

MetricPurina ONERoyal Canin
Nutritional adequacy3535
Ingredient quality2318
Additives & processing1720
Transparency66

Guaranteed analysis

As printed on each label; dry-matter protein removes the moisture so wet and dry read on the same basis.

MetricPurina ONERoyal Canin
Protein28%24%
Fat17%16%
Fiber3%3.3%
Moisture12%10%
Protein (dry-matter)31.8%26.7%

First five ingredients

Purina ONE

  1. Chicken
  2. rice flour
  3. corn gluten meal
  4. chicken by-product meal
  5. whole grain corn

Royal Canin

  1. Brewers rice
  2. wheat
  3. chicken by-product meal
  4. chicken fat
  5. wheat gluten

Flags on the label

Purina ONE

  • Synthetic vitamin K3 — questioned safety margin vs natural K sources

Royal Canin

No warning flags on this label.

Cite this page

Bowlmark. "Purina ONE Healthy Puppy Formula vs Royal Canin French Bulldog Adult." https://www.bowlmark.com/compare/purina-one-healthy-puppy-formula-vs-royal-canin-french-bulldog-adult

Engine
Methodology engine v1.1.0 · config 13c99e2f
Verified
Last verified September 5, 2026

The engine and config above are the ones stamped on this page's score — the exact pair that produced the number shown.

How the engine worksCitation registry