Which diet & sports nutrition brands do AI assistants recommend in Brazil? Q4 2026
In Brazil, AI assistants most often recommend Optimum Nutrition, Slim Fast and Growth Supplements for diet & sports nutrition. Optimum Nutrition is named by 4 of 5 assistants.
What the data says
Optimum Nutrition (Glanbia) is the diet & sports nutrition brand AI assistants recommend most in Brazil, taking 7% of all recommendation points across 5 assistants. Slim Fast follows with 7% and Growth Supplements is third with 7%.
The top spot is close: only 0 points separate Optimum Nutrition and Slim Fast, so a small change in how either brand is described online could flip the order.
Grok puts Optimum Nutrition first, while ChatGPT favours Liquid I.V., Claude favours Herbalife, DeepSeek favours Growth Supplements and Gemini favours Gatorade.
The top five brands hold 32% of recommendations out of 54 brands named in total, leaving room for challengers to break into AI shortlists.
| # | Brand | Owner | AI share | ChatGPT | Claude | DeepSeek | Gemini | Grok |
|---|---|---|---|---|---|---|---|---|
| 1 | Optimum Nutrition | Glanbia | 7% | 35 | 20 | – | 25 | 60 |
| 2 | Slim Fast | Glanbia | 7% | 35 | 35 | – | 35 | 35 |
| 3 | Growth Supplements | Generic | 7% | – | – | 140 | – | – |
| 4 | Gatorade | PepsiCo | 6.2% | 24 | 20 | – | 45 | 35 |
| 5 | Max Titanium | Supley Laboratório | 5% | – | – | 100 | – | – |
| 6 | Clif | Mondelez | 4.8% | 35 | 35 | – | 25 | – |
| 7 | Liquid I.V. | Unilever | 4.5% | 35 | – | – | 35 | 20 |
| 8 | Nuun | Nestlé | 4.1% | 25 | 25 | – | 20 | 12 |
| 9 | Integralmédica | BRG Suplementos | 4% | – | – | 80 | – | – |
| 10 | Atkins | Simply Good Foods | 3.1% | 25 | 12 | – | 25 | – |
| 11 | Red Bull | Red Bull GmbH | 3% | 25 | – | – | – | 35 |
| 12 | Pedialyte | Abbott | 2.9% | 20 | 12 | – | – | 25 |
| 13 | Quest | Simply Good Foods | 2.8% | – | 20 | – | 35 | – |
| 14 | Probiótica | BRG Suplementos | 2.4% | – | – | 48 | – | – |
| 15 | MuscleTech | Iovate Health Sciences | 1.9% | 12 | 25 | – | – | – |
| 16 | Herbalife | Herbalife | 1.9% | – | 37 | – | – | – |
| 17 | Orgain | Nestlé | 1.8% | – | 28 | – | – | 8 |
| 18 | Cellucor | Nutrabolt | 1.8% | – | – | – | 35 | – |
| 19 | Liquid IV | Unilever | 1.8% | – | 35 | – | – | – |
| 20 | Creatine Monohydrate | Generic | 1.8% | – | 35 | – | – | – |
Questions about AI diet & sports nutrition recommendations
- Which diet & sports nutrition brand does ChatGPT recommend most in Brazil?
- ChatGPT recommends Liquid I.V. most often for diet & sports nutrition in Brazil. Across all assistants, Optimum Nutrition leads with 7% of recommendations.
- Which diet & sports nutrition brand is improving fastest in Brazil?
- Slim Fast has the strongest momentum among challengers: AI names it first in 4 of 4 answers where it appears, while holding 7% share. This is the first Q4 2026 reading; change over time will be shown from the next update.
- How is the ranking calculated?
- We ask each AI assistant the questions shoppers ask in each category and market, record the top five brands it names, and give 35, 25, 20, 12 and 8 points for positions one to five. Share is a brand's points divided by all points awarded.
Diet & Sports Nutrition: AI rankings by country
Covers: Energy Boosters, Hydration Supplements, Muscle Support Supplements, Weight Loss Aids.
Method: each AI assistant is asked the shopper questions for every segment in the category and market; the top five brands named score 35, 25, 20, 12 and 8 points. Share is a brand's points divided by all points awarded. Rankings reflect AI answers, not sales.
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