Which vitamin & supplement brands do AI assistants recommend in Brazil? Q4 2026
In Brazil, AI assistants most often recommend Nature's Bounty, Centrum and Lavitan for vitamins. Nature's Bounty is named by 3 of 5 assistants.
What the data says
Nature's Bounty (Nestlé) is the vitamin & supplement brand AI assistants recommend most in Brazil, taking 9.3% of all recommendation points across 5 assistants. Centrum follows with 5.8% and Lavitan is third with 5.4%.
Nature's Bounty's lead over Centrum is 3.5 points, a clear advantage in how AI shortlists the category.
Grok puts Nature's Bounty first, while ChatGPT favours Solgar, Claude favours Solgar, DeepSeek favours Lavitan and Gemini favours Nature Made.
The top five brands hold 30% of recommendations out of 94 brands named in total, leaving room for challengers to break into AI shortlists.
| # | Brand | Owner | AI share | ChatGPT | Claude | DeepSeek | Gemini | Grok |
|---|---|---|---|---|---|---|---|---|
| 1 | Nature's Bounty | Nestlé | 9.3% | – | 82 | – | 59 | 324 |
| 2 | Centrum | Haleon | 5.8% | 43 | 35 | – | 35 | 177 |
| 3 | Lavitan | Cimed | 5.4% | – | – | 270 | – | – |
| 4 | Solgar | Nestlé | 5.1% | 116 | 92 | – | 48 | – |
| 5 | Nature Made | Otsuka Pharmaceutical | 3.9% | 96 | 12 | – | 88 | – |
| 6 | Sundown | Nestlé | 3.5% | – | – | 175 | – | – |
| 7 | Vitasay | Vitasay | 2.7% | – | – | 133 | – | – |
| 8 | GNC | GNC | 2.6% | 35 | 40 | – | – | 53 |
| 9 | Ensure | Abbott | 2.3% | 35 | – | 20 | 35 | 25 |
| 10 | Hydroxycut | Iovate Health Sciences | 2.3% | 8 | 25 | – | 47 | 35 |
| 11 | Neo Química | Hypera Pharma | 2.2% | – | – | 111 | – | – |
| 12 | One A Day | Bayer | 2.1% | 25 | 25 | – | 45 | 12 |
| 13 | Optimum Nutrition | Glanbia | 2% | 20 | 20 | – | 25 | 35 |
| 14 | Caltrate | Haleon | 1.8% | 45 | – | – | – | 47 |
| 15 | Viviscal | Church & Dwight | 1.7% | 35 | – | – | 25 | 25 |
| 16 | Nutrafol | Nutraceutical Wellness Inc. | 1.6% | 25 | – | – | 35 | 20 |
| 17 | Nordic Naturals | Nordic Naturals | 1.6% | 55 | – | – | 25 | – |
| 18 | Renew Life | Nestlé | 1.6% | 8 | – | – | 35 | 35 |
| 19 | Equaliv | Equaliv | 1.4% | – | – | 72 | – | – |
| 20 | Orgain | Nestlé | 1.4% | 12 | 25 | – | 12 | 20 |
Questions about AI vitamin & supplement recommendations
- Which vitamin & supplement brand does ChatGPT recommend most in Brazil?
- ChatGPT recommends Solgar most often for vitamin & supplement in Brazil. Across all assistants, Nature's Bounty leads with 9.3% of recommendations.
- Which vitamin & supplement brand is improving fastest in Brazil?
- Lavitan has the strongest momentum among challengers: AI names it first in 5 of 10 answers where it appears, while holding 5.4% 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.
Vitamins: AI rankings by country
Covers: Bone & Joint Supplements, Brain & Eye Supplements, Detox Supplements, Fat Burning Supplements, Hair Supplements, Heart Supplements, Mineral Supplements, Multivitamins, Nutritional Supplements, Skin Supplements.
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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