Hill's Science Diet Adult Indoor Dry vs Purina ONE Plus Indoor Advantage Real Salmon
Order follows the Universal Score — the same deterministic engine, the same rules, for every product. Brands can't pay for placement.
The scores
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.
| Metric | Hill's Science Diet | Purina ONE |
|---|---|---|
| Nutritional adequacy | 35 | 35 |
| Ingredient quality | 24 | 26 |
| Additives & processing | 20 | 17 |
| Transparency | 9 | 9 |
Guaranteed analysis
As printed on each label; dry-matter protein removes the moisture so wet and dry read on the same basis.
| Metric | Hill's Science Diet | Purina ONE |
|---|---|---|
| Protein | 36.1% | 37% |
| Fat | 14.8% | 9% |
| Fiber | 8.5% | 5.2% |
| Moisture | — | 12% |
| Protein (dry-matter) | 40.1% | 42% |
First five ingredients
Hill's Science Diet
- Chicken
- Whole Grain Wheat
- Corn Protein Meal
- Powdered Cellulose
- Chicken Fat
Purina ONE
- Salmon
- chicken by-product meal
- rice
- corn gluten meal
- soybean meal
Flags on the label
Hill's Science Diet
No warning flags on this label.
Purina ONE
- Synthetic vitamin K3 — questioned safety margin vs natural K sources
Cite this page
Bowlmark. "Hill's Science Diet Adult Indoor Dry vs Purina ONE Plus Indoor Advantage Real Salmon." https://www.bowlmark.com/compare/hills-science-diet-adult-indoor-dry-vs-purina-one-plus-indoor-advantage-real-salmon
- 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.