Nulo · FreeStyle Signature Stews · Mackerel, Shrimp & Mussels Recipe
Wet food · Growth & Reproduction · Adult Maintenance
Furry PI's verdict
Nulo FreeStyle Signature Stews holds up well under the magnifying glass. Mackerel leads the ingredient list — the right start for an obligate carnivore. It isn't flawless — it contains menadione sodium bisulfite complex. Even so, the overall picture is good for everyday feeding.
What's concerning
- Contains menadione sodium bisulfite complex — an ingredient our database flags as genuinely problematic for cats.
What works
- Mackerel leads the ingredient list — the right start for an obligate carnivore.
- A strong share of its calories comes from protein.
- As a wet food, it delivers the moisture cats rarely drink on their own.
The grade is only the cover of the case file. The free app shows the full 100-point breakdown, every flagged ingredient, and better-graded alternatives for your cat.
Open the full investigation — freeNutrition from the label (as fed)
| Protein | 12% |
| Fat | 3% |
| Fiber | 1% |
| Moisture | 82% |
| Ash* | 2.5% |
| Carbs (estimated)* | 0% |
Label: guaranteed analysis (min/max). * not printed on the label — carbs are calculated, ash/moisture estimated from typical values. How these numbers translate into calories from protein vs carbs — and how this food scores on each pillar — is shown in the app.
Quick answers
- Is Nulo FreeStyle Signature Stews grain-free?
- Yes — no grains appear on the ingredient list.
- What are the first ingredients in Nulo FreeStyle Signature Stews?
- The label opens with mackerel, fish broth and shrimp. Ingredients are listed by weight, so the first few carry the most.
- Does it contain artificial colours or preservatives?
- None appear on the ingredient list.
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Grades come from a fixed, formula-based method — the same for every food, never paid for. About Furry PI
Furry PI analyses food labels and isn't a substitute for veterinary advice.