GNC in the Krillo Index
When shoppers in the United States ask ChatGPT and Gemini where to buy supplements and health, is GNC named? This is the answer from our latest monthly measurement, October 2026.
Measured with ChatGPT and Gemini, the same questions for every store in this category, asked in the language of the market. Read how we measure.
Around GNC
| #4 | Pure Encapsulations | 8/35 |
| #5 | Pure Encapsulations | 8/35 |
| #6 | GNC | 10/35 |
| #7 | nordicnaturals.com | 6/35 |
| #8 | Transparent Labs | 3/35 |
See the full ranking for Supplements and health
What AI says about GNC
In the 14 answers that name GNC, AI mentions: service and advice (1x), trusted (1x).
“GNC, Sports nutrition, vitamins, weight-management, and general wellness products.”
ChatGPT, asked: where can I buy health supplements online in the United States?
“The Vitamin Shoppe & GNC: Established specialty retailers whose websites offer loyalty points, subscriptions, and sports/wellness blends.”
Gemini, asked: where do most Americans buy their daily vitamins online?
“It tends to receive notably better ratings than other big supplement stores for: - Order accuracy and shipping reliability - Product selection and authenticity - Competitive pricing - International and US customer service experience...”
ChatGPT, asked: which US supplement store has the best customer reviews?
Quoted word for word from the answers in our measurement. What AI says about your store decides which buying questions it names you for.
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