Best Protein Powder Ranked by AI Models for Guy who hits the gym 4-5 times a week, focused on building lean muscle (2026)
Tracked across 1 benchmark run from Apr 15, 2026 to Apr 15, 2026
The exact question we asked AI models
“I'm a 28-year-old guy who hits the gym 4-5 times a week, focused on building lean muscle. I'm looking for protein powder. Can you compare the top brands and rank them?”
Brand Recommendations
Aggregated across ChatGPT, Claude, Gemini, and Perplexity over 1 benchmark run.
| # | Brand | Mentions | Top-3 | First Picks |
|---|---|---|---|---|
| 1 | Optimum Nutrition | 4 | 3 | 1 |
| 2 | Dymatize | 4 | 4 | 1 |
| 3 | Transparent Labs | 3 | 3 | 2 |
| 4 | Nutricost | 2 | 0 | 0 |
| 5 | Ghost | 2 | 0 | 0 |
| 6 | Thorne | 1 | 0 | 0 |
| 7 | Momentous | 1 | 1 | 0 |
| 8 | Kaged | 1 | 0 | 0 |
| 9 | Levels | 1 | 0 | 0 |
| 10 | Body Fortress | 1 | 0 | 0 |
| 11 | Raw Nutrition | 1 | 1 | 0 |
Model-by-Model Breakdown
Top brands each AI model recommends for this prompt.
chatgpt
- 1.Optimum Nutrition
- 2.Raw Nutrition
- 3.Dymatize
- 4.Levels
- 5.Ghost
claude
- 1.Transparent Labs
- 2.Momentous
- 3.Dymatize
- 4.Optimum Nutrition
- 5.Nutricost
gemini
- 1.Transparent Labs
- 2.Dymatize
- 3.Optimum Nutrition
- 4.Thorne
- 5.Ghost
perplexity
Key Insights
Key Takeaway
Transparent Labs led three of the four engines on Jul 29 and leads none of them now. Its mention count fell from 7 to 5. Optimum Nutrition holds the top spot at 10 mentions and is the only brand inside every engine top three. The reversal is narrower than it looks. On the explicit ranking prompt Transparent Labs actually gained ground, from two engines to three.
Top Brands Summary
Optimum Nutrition 10, Dymatize 7, Momentous 5, Transparent Labs 5, Naked Nutrition 4. Eighteen brands across 52 mentions and twelve responses, against 19 brands and 64 mentions on Jul 29.
See the full Protein Powder benchmark
Cross-model rankings, trend data, and competitive landscape.
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