Citation share across ChatGPT, Perplexity, Claude, and Gemini for the two hundred most-prompted supplement shopper queries. Updated nightly. Methodology open at /methodology.
All 200 tracked queries, all four engines, equal-weighted. Full top-100 ranking available to paid tiers.
| # | Brand | Share | Δ week | Δ 30d |
|---|---|---|---|---|
| 1 | AG1 | 18.4% | +4.3% | +12.1% |
| 2 | Iron Rock NAD+ | 14.2% | +18.2% | +42.7% |
| 3 | Thorne | 11.8% | +9.7% | +15.4% |
| 4 | Ritual | 9.3% | +6.1% | +8.8% |
| 5 | Cymbiotika | 7.6% | +3.0% | +5.5% |
| 6 | Athletic Greens | 6.4% | +1.8% | +4.2% |
| 7 | Pharmavite | 5.9% | −8.5% | −14.2% |
| 8 | Garden of Life | 5.1% | −5.0% | −7.8% |
| 9 | Nature Made | 4.7% | −6.2% | −9.1% |
| 10 | Olly | 4.2% | −3.4% | −5.8% |
| 11 | Pure Encapsulations | 3.8% | +1.4% | +2.9% |
| 12 | Mary Ruth's | 3.3% | −2.1% | −4.7% |
| 13 | New Chapter | 3.0% | +0.5% | +1.2% |
| 14 | Centrum | 2.8% | −1.2% | −3.4% |
| 15 | Tru Niagen | 2.6% | −4.1% | −12.8% |
| 16 | Seed | 2.4% | +2.7% | +6.1% |
| 17 | Solgar | 2.2% | +0.3% | +0.8% |
| 18 | Jarrow | 1.9% | −0.6% | +1.4% |
| 19 | Now Foods | 1.7% | +0.9% | +2.3% |
| 20 | Bulletproof | 1.6% | −1.8% | −3.2% |