Category AI Visibility Report
Magnesium 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
≈22,191
Est. AI queries / month
20
Buyer topics monitored
10
Brands on the AI shelf
Key insights
- Over the last 30 days, GEOly monitored 20 buyer topics in Magnesium Supplements across ChatGPT, Google AI Mode, Google AI Overviews — an estimated 22,191 AI queries per month.
- Thorne leads the AI shelf with 13.3% of brand mentions, followed by Pure Encapsulations (12.2%) and NOW Foods (12%). The top three hold 37.5% combined — a shelf that has not consolidated yet, leaving a clear window for challengers.
- The highest-demand topic is “magnesium supplements with potassium” (top keyword “supplements potassium magnesium”, ~6,600 searches/mo).
- AI answers lean on nih.gov most (42.3% 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 | Thorne | 461 | 13.3% |
| 2 | Pure Encapsulations | 423 | 12.2% |
| 3 | NOW Foods | 415 | 12% |
| 4 | Nature Made | 220 | 6.4% |
| 5 | Doctor's Best | 176 | 5.1% |
| 6 | Life Extension | 135 | 3.9% |
| 7 | Double Wood Supplements | 111 | 3.2% |
| 8 | Solgar | 70 | 2% |
| 9 | Nutricost | 62 | 1.8% |
| 10 | Metagenics | 53 | 1.5% |
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 |
|---|---|---|---|
| magnesium supplements with potassium | ≈4,822 | supplements potassium magnesium | 6,600 |
| magnesium supplements with zinc | ≈4,697 | calcium magnesium zinc supplements | 3,600 |
| magnesium chloride supplements | ≈4,422 | magnesium chloride supplements | 5,400 |
| magnesium supplements with vitamin d | ≈4,207 | vitamin d and magnesium supplements | 3,600 |
| vegan magnesium supplements | ≈4,043 | vegan magnesium supplements | 2,400 |
| magnesium supplements with calcium | — | magnesium and calcium supplement | 6,600 |
| magnesium supplements for women | — | magnesium supplements for women | 12,100 |
| best magnesium supplements | — | best magnesium supplement | 49,500 |
| magnesium complex supplements | — | magnesium complex benefits | 12,100 |
| magnesium citrate supplements | — | magnesium citrate | 368,000 |
| magnesium supplements for migraines | — | magnesium supplements and migraines | 8,100 |
| magnesium taurate supplements | — | magnesium taurate | 27,100 |
| magnesium malate supplements | — | magnesium malate | 40,500 |
| magnesium supplements for anxiety | — | magnesium supplements for anxiety | 14,800 |
| magnesium supplements for constipation | — | magnesium supplements and constipation | 6,600 |
| magnesium glycinate supplements | — | magnesium glycinate | 823,000 |
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 | 829 | 42.3% |
| healthline.com | 190 | 9.7% |
| verywellhealth.com | 185 | 9.4% |
| reddit.com | 169 | 8.6% |
| mayoclinic.org | 68 | 3.5% |
| eatingwell.com | 65 | 3.3% |
| iherb.com | 47 | 2.4% |
| consumerlab.com | 46 | 2.3% |
Related category reports
FAQ
Which brands do AI assistants recommend most for magnesium supplements?
Over the last 30 days the top brands by AI mention share are: Thorne (13.3%), Pure Encapsulations (12.2%), NOW Foods (12%), Nature Made (6.4%), Doctor's Best (5.1%). Data from GEOly's continuous monitoring across ChatGPT, Google AI Mode, Google AI Overviews.
How many people ask AI about magnesium supplements?
GEOly estimates ~22,191 AI queries per month in this category across 20 buyer topics, led by “magnesium supplements with potassium”.
Which sources do AI engines cite for magnesium supplements?
The most-cited domains are: nih.gov, healthline.com, verywellhealth.com, reddit.com, mayoclinic.org. 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.