Best Overall$55-$90 (30-lb bag)
Purina Pro Plan
Meets WSAVA nutritional guidelines and is backed by peer-reviewed research. Consistently the top recommendation across dozens of Reddit threads and vet communities alike.
If you want one brand that vets trust, Reddit agrees on, and your dog will actually eat, Purina Pro Plan is the answer — full stop.
Pros
- WSAVA-compliant: meets gold-standard nutritional guidelines backed by peer-reviewed studies
- One of the 'Big Four' brands with decades of safety and quality data
- Wide range of formulas for different breeds, ages, and health conditions
- Widely available at pet stores, Chewy, and Amazon
Cons
- 2025 recipe change reports on Reddit suggest possible formula alterations that some dogs rejected
- More expensive than budget options like Kirkland
- Some formulas added more corn and by-products, which concerned some owners
“Go with one of the ones that meet WASAVA guidelines. Those are Purina, hills, Royal canin, Iams, and Eukanuba. I feed Purina one joint health to”
— Reddit user (r/Dogowners)