Instinct vs Blue Buffalo Cat Food (2026)
Quick Verdict
| Category | Instinct | Blue Buffalo |
|---|---|---|
| Overall Score | 8.8/10 | 7.8/10 |
| Ingredient Quality | Premium | Good |
| Price | ~$35–$45/5 lb dry; $2.50/can | ~$25–$38/7 lb dry; $2.20/can |
| AAFCO Compliant | Yes | Yes |
| Best For | Raw-infused high protein, prey diet | Natural ingredients, LifeSource Bits, variety |
Brand Overview
Instinct cat food uses the same raw-coated kibble philosophy as their dog line. Original Cat features cage-free chicken at 43% protein. No grain, corn, wheat, soy, potato, by-product meal, or artificial additives.
Blue Buffalo cat food follows the True Blue Promise for cats: no by-products, corn, wheat, soy, plus LifeSource Bits with antioxidants.
Nutritional Snapshot
| Nutrient | Instinct Original Cat | Blue Buffalo Indoor Cat |
|---|---|---|
| Crude Protein (min) | 43% | 30% |
| Crude Fat (min) | 20% | 12% |
| Calories (kcal/cup) | ~475 | ~298 |
Pros and Cons
Instinct
Pros
- 43% protein—outstanding for obligate carnivores
- Raw-coated for raw nutrition benefits
- No by-product meal, grain, corn, wheat, soy, potato
- Excellent for weight management in active cats
Cons
- Very expensive
- Very calorie-dense—requires careful portioning
- Smaller retail footprint
Blue Buffalo
Pros
- LifeSource Bits antioxidant blend
- No by-products, corn, wheat, soy
- Wide availability
- More affordable
Cons
- Much lower protein (30% vs 43%)
- Multiple recalls
- General Mills ownership
Best For
Choose Instinct if: Maximum protein for an active indoor/outdoor cat on a raw-adjacent diet.
Choose Blue Buffalo if: Affordable natural cat food with antioxidant support.
FAQ
What protein do cats need? The AAFCO minimum for cats is ~26% crude protein. Most premium cat foods target 35–45%. Instinct’s 43% closely mirrors the protein content of whole prey animals.
Is Instinct cat food grain-free? Yes. All Instinct cat formulas are grain-free.
Is Blue Buffalo cat food recommended by vets? Less commonly than Pro Plan or Royal Canin, but it’s a reasonable choice for healthy cats.
Which is better for kittens? Instinct Kitten with 43% protein and raw coating is excellent. Blue Buffalo Kitten is more affordable and AAFCO-compliant for growth.
Can I mix Instinct and Blue Buffalo? Yes—mixing can provide variety while managing costs.
*Disclosure: GetPetPros.com is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. We only recommend products we’ve independently evaluated.*