Which vitamin & supplement brands do AI assistants recommend in Canada? Q4 2026
In Canada, AI assistants most often recommend Jamieson, Webber Naturals and Nature's Bounty for vitamins. Jamieson is named by 4 of 5 assistants.
What the data says
Jamieson (Jamieson Wellness) is the vitamin & supplement brand AI assistants recommend most in Canada, taking 20.6% of all recommendation points across 5 assistants. Webber Naturals follows with 13.2% and Nature's Bounty is third with 7.1%.
Jamieson's lead over Webber Naturals is 7.4 points, a clear advantage in how AI shortlists the category.
ChatGPT, DeepSeek, Gemini and Grok put Jamieson first, while Claude favours Nature's Bounty.
The top five brands hold 50% of recommendations out of 79 brands named in total, leaving room for challengers to break into AI shortlists.
| # | Brand | Owner | AI share | ChatGPT | Claude | DeepSeek | Gemini | Grok |
|---|---|---|---|---|---|---|---|---|
| 1 | Jamieson | Jamieson Wellness | 20.6% | 249 | – | 285 | 165 | 330 |
| 2 | Webber Naturals | WN Pharmaceuticals | 13.2% | 140 | – | 179 | 127 | 212 |
| 3 | Nature's Bounty | Nestlé | 7.1% | 56 | 280 | – | 20 | – |
| 4 | Centrum | Haleon | 4.7% | 71 | 20 | 25 | 25 | 95 |
| 5 | Kirkland | Costco | 4.5% | 16 | 90 | 100 | 20 | – |
| 6 | Ensure | Abbott | 3.3% | 35 | 35 | 35 | 35 | 25 |
| 7 | Hydroxycut | Iovate Health Sciences | 2.8% | 35 | 35 | – | 35 | 35 |
| 8 | Nature Made | Otsuka Pharmaceutical | 2.8% | – | 40 | 12 | – | 86 |
| 9 | Nutrafol | Nutraceutical Wellness Inc. | 2.4% | 25 | 25 | 35 | 35 | – |
| 10 | Renew Life | Nestlé | 2.4% | 25 | – | 35 | 35 | 25 |
| 11 | Viviscal | Church & Dwight | 2% | 35 | – | 20 | 25 | 20 |
| 12 | Nature’s Bounty | Nestlé | 1.6% | – | – | 81 | – | – |
| 13 | Sisu | Sisu | 1.5% | – | – | 44 | – | 32 |
| 14 | Bondi Boost | Bondi Boost | 1.5% | 25 | – | 25 | 25 | – |
| 15 | GNC | GNC | 1.4% | 20 | 52 | – | – | – |
| 16 | Orgain | Nestlé | 1.4% | 12 | 25 | 20 | – | 12 |
| 17 | Organika | Organika | 1.3% | 32 | – | – | 35 | – |
| 18 | One A Day | Bayer | 1.1% | 12 | 25 | 8 | – | 12 |
| 19 | Osteocare | Vitabiotics | 1% | 20 | 12 | – | – | 20 |
| 20 | Caltrate | Haleon | 1% | 20 | – | 12 | – | 20 |
Questions about AI vitamin & supplement recommendations
- Which vitamin & supplement brand does ChatGPT recommend most in Canada?
- ChatGPT recommends Jamieson most often for vitamin & supplement in Canada. Across all assistants, Jamieson leads with 20.6% of recommendations.
- Which vitamin & supplement brand is improving fastest in Canada?
- Hydroxycut has the strongest momentum among challengers: AI names it first in 4 of 4 answers where it appears, while holding 2.8% 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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