Category AI Visibility Report
Vitamin E Supplements AI Visibility Report 2026: Top Brands & Buyer Topics in AI Search
Data updated 2026-08-27 · 30-day window · ChatGPT · Google AI Mode · Google AI Overviews
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Est. AI queries / month
3
Buyer topics monitored
10
Brands on the AI shelf
Key insights
- Over the last 30 days, GEOly monitored 3 buyer topics in Vitamin E Supplements across ChatGPT, Google AI Mode, Google AI Overviews — an estimated 0 AI queries per month.
- NOW Foods leads the AI shelf with 18.5% of brand mentions, followed by Life Extension (12.7%) and Solgar (10.6%). The top three hold 41.8% combined — a concentrated shelf where challengers need a differentiated topic wedge.
- The highest-demand topic is “best vitamin e supplements” (top keyword “vitamin e supplement”, ~14,800 searches/mo).
- AI answers lean on nih.gov most (42.9% of citations) — earning presence on these sources is the shortest path to being recommended.
Brands AI recommends most
Share of brand mentions across AI answers in the last 30 days (Share of Model).
| # | Brand | AI mentions | Share |
|---|---|---|---|
| 1 | NOW Foods | 115 | 18.5% |
| 2 | Life Extension | 79 | 12.7% |
| 3 | Solgar | 66 | 10.6% |
| 4 | Nordic Naturals | 54 | 8.7% |
| 5 | Nature Made | 52 | 8.4% |
| 6 | Deva | 30 | 4.8% |
| 7 | Thorne | 28 | 4.5% |
| 8 | Carlson | 22 | 3.5% |
| 9 | A.C. Grace | 20 | 3.2% |
| 10 | NatureWise | 17 | 2.7% |
What shoppers ask AI
Buyer topics monitored in this category, with estimated monthly AI queries and the top Google keyword behind each topic.
| Topic | Est. AI queries / mo | Top keyword | Search volume / mo |
|---|---|---|---|
| best vitamin e supplements | — | vitamin e supplement | 14,800 |
| natural vitamin e supplements | — | vitamin e natural supplements | 880 |
| vitamin e supplements for women | — | how much vitamin e per day for a woman | 3,600 |
Sources AI cites in this category
Root domains AI engines cited most when answering category queries in the last 30 days.
| Domain | Citations | Share |
|---|---|---|
| nih.gov | 94 | 42.9% |
| consumerlab.com | 36 | 16.4% |
| healthline.com | 26 | 11.9% |
| verywellhealth.com | 19 | 8.7% |
| iherb.com | 14 | 6.4% |
| nowfoods.com | 6 | 2.7% |
| solgar.com | 5 | 2.3% |
| naturemade.com | 4 | 1.8% |
Related category reports
FAQ
Which brands do AI assistants recommend most for vitamin e supplements?
Over the last 30 days the top brands by AI mention share are: NOW Foods (18.5%), Life Extension (12.7%), Solgar (10.6%), Nordic Naturals (8.7%), Nature Made (8.4%). Data from GEOly's continuous monitoring across ChatGPT, Google AI Mode, Google AI Overviews.
How many people ask AI about vitamin e supplements?
GEOly estimates ~0 AI queries per month in this category across 3 buyer topics, led by “best vitamin e supplements”.
Which sources do AI engines cite for vitamin e supplements?
The most-cited domains are: nih.gov, consumerlab.com, healthline.com, verywellhealth.com, iherb.com. Building brand presence on these sources is the most direct way to win AI recommendations.
Methodology
GEOly continuously runs category buyer prompts across ChatGPT, Google AI Mode, Google AI Overviews and records which brands are mentioned and which sources are cited. Figures aggregate a 30-day window; AI query volumes are modeled estimates from keyword demand and AI-adoption share. Data: GEOly MCP Server, updated 2026-08-27.
See your brand inside this category
GEOly tracks how ChatGPT, Google AI Mode and Google AI Overviews mention, rank and cite your brand against every competitor above — and what to fix to win the AI shelf.