Evergreen monthly benchmark — Sep 30
Dog Food
Research by Robert Hu · Published by RecoScope ·
- Usable answers
- 12/12
- Models
- 4
- Prompt types
- 3
Included: ChatGPT, Claude, Gemini, Perplexity
Report history · Sep 30 selected · 10 snapshots
Key takeaway
Purina Pro Plan appears in 11 of 12 captured responses and is the explicit first pick in all three available ranked comparison cells. ChatGPT P3 is unranked. Claude changed from Free to Pro, so this report is a current snapshot; displayed changes against September 10 must not be read as market movement. No human review recorded.
Mention Frequency Trend
Brands ordered by mention count in each run. Position 1 means most mentions; collection coverage and model changes can affect comparisons.
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Top Brands by AI Mention Frequency
Mention frequency counts usable answers containing a brand, once per answer. Unranked and critical mentions count as visibility. Recommendation ranks are shown separately below.
Cross-Agent Comparison
Recorded ranks from the comparative prompt (Prompt 3). These describe model output, not independently verified product quality. Historical parsing conventions may differ.
3/4 models with recorded ranks
| Agent | #1 | #2 | #3 |
|---|---|---|---|
| ChatGPT | Unranked — brand mentions retained | ||
| Claude | Purina Pro Plan | Hills Science Diet | Royal Canin |
| Gemini | Purina Pro Plan | Hills Science Diet | Royal Canin |
| Perplexity | Purina Pro Plan | Hills Science Diet | Purina ONE |
All 3 ranked comparisons list Purina Pro Plan at recorded rank #1
What This Means
- Claude and Gemini explicitly rank Purina Pro Plan first, Hills Science Diet second, and Royal Canin third.
- Perplexity ranks Purina Pro Plan first, Hills Science Diet second, and Purina ONE third.
- ChatGPT refuses an overall ranking and retains its shortlist with null ranks.
- Gemini P3 includes a malformed opening table before its complete ranked table; both are preserved.
Findings and Limitations
- No market-gap or market-movement claim is made.
- This long-tail category spans a Claude tier change, an evening retry, and two same-evening P1 recaptures.
- Lower mention counts or displayed movements cannot isolate brand changes from those collection and ranking-method boundaries.
Recurring themes in the answers
- Several models prioritize adult-maintenance nutrition, nutritional adequacy statements, research and manufacturing practices, and a gradual food transition.
- These are model claims captured verbatim, not independently verified nutritional advice.
Inspect the captured answers
Saved response text is model output. Product and health claims are unverified. Tables and cards may be transcribed as text; source labels can remain. Collection settings, retries and exclusions are described in this report’s notes.
ChatGPT · Prompt 1Usable answer
I'm a 38-year-old dog owner in the U.S. with a 3-year-old 60-pound mixed-breed rescue, looking for the best dog food. What would you recommend?
For a healthy 3-year-old, 60-lb mixed-breed dog, I’d prioritize a **complete-and-balanced adult-maintenance food from an established manufacturer with strong nutrition and quality-control practices**, rather than choosing based on trendy ingredients or a high-protein/high-meat marketing pitch. AAFCO and WSAVA both emphasize nutritional adequacy and the manufacturer's formulation/testing practices. ([AAFCO][1]) ### My practical shortlist I’d consider established lines such as: * **Purina Pro Plan Adult** — particularly the Complete Essentials formulas * **Hill’s Science Diet Adult** * **Royal Canin Adult** * **Eukanuba Adult** * **Iams Advanced Health Adult** These aren't necessarily "better" than one another for every dog. Tufts' veterinary nutritionists specifically note that there isn't one universally best diet and that reputable manufacturers with qualified nutritionists, quality-control systems, and research are important considerations. ([Cummings School of Veterinary Medicine][2]) ### What I'd look for on the bag For your dog, I'd want: 1. **"Complete and balanced" for adult maintenance** — this is the most important starting point. ([AAFCO][1]) 2. Calories appropriate for maintaining an ideal body condition, not simply the amount suggested by the bag. 3. A manufacturer that can provide information about **qualified nutritionists, formulation, quality control, and testing**. ([Cummings School of Veterinary Medicine][2]) 4. No need to pay extra for claims such as *ancient grains, holistic, human-grade,* or *superfood*—those terms don't establish superior nutritional quality. ([Tufts University Sites][3]) 5. Unless there's a specific veterinary reason, I wouldn't make **grain-free** a goal. The FDA investigated reports of canine DCM involving diets often containing substantial amounts of peas, lentils and/or potatoes; the FDA said the issue was complex and its reported cases alone did not establish causation. ([U.S. Food and Drug Administration][4]) **If I were choosing a starting point without knowing anything else about your dog, I'd probably start with Purina Pro Plan Adult Complete Essentials or Hill's Science Diet Adult**, then judge it by your dog's body condition, stool quality, coat, appetite, energy, and overall health rather than by the ingredient list alone. If you tell me **(1) whether your dog is male/female and spayed/neutered, (2) activity level, (3) any allergies or digestive issues, and (4) your approximate monthly food budget**, I can narrow that to **2–3 specific formulas and estimate how much your 60-lb dog should eat per day**. [1]: https://www.aafco.org/consumers/understanding-pet-food/selecting-the-right-pet-food/?utm_source=chatgpt.com "Selecting the Right Pet Food | AAFCO" [2]: https://vet.tufts.edu/foster-hospital-small-animals/specialty-services/nutrition/nutrition-faqs?utm_source=chatgpt.com "Nutrition FAQs | Cummings School of Veterinary Medicine" [3]: https://sites.tufts.edu/petfoodology/2019/12/pet-food-decisions-how-do-you-pick-your-pets-food/?utm_source=chatgpt.com "Pet Food Decisions: How Do You Pick Your Pet’s Food?" [4]: https://www.fda.gov/animal-veterinary/outbreaks-and-advisories/fda-investigation-potential-link-between-certain-diets-and-canine-dilated-cardiomyopathy?trk=article-ssr-frontend-pulse_little-text-block&utm_source=chatgpt.com "FDA Investigation into Potential Link between Certain Diets and Canine Dilated Cardiomyopathy | FDA"
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