Data as of Sep 19, 2026 · Based on 3,321,301 AI responses across 10,533 prompts · See how Parse measures this
12 of 12 measured questions
The market map · 5 of 61 labelled
Dietary Supplements and Nutrition Products →44%positive
popularfast-actingcomprehensivewide rangespecializedvariousclinical-strengthwide selection
Excerpts where GNC appeared in the AI's answer

GNC’s basic formula provides 750 mg glucosamine HCl + 600 mg chondroitin per caplet

GNC TriFlex® (and TriFlex Fast-Acting): This is GNC’s flagship joint line.
Excerpts where GNC appeared in the AI's answer

GNC Mega Men Ultra Testosterone : A comprehensive daily pack combining essential multivitamins like Vitamin D-3 and Zinc with herbal test-support components.

GNC Mega Men Ultra Testosterone (Ranked #1 for ingredient profile: Vitamin D-3, Zinc, etc.).
Excerpts where GNC appeared in the AI's answer

GNC — broad supplement selection, although I'd still choose based on the individual product's certification rather than the store.

GNC — convenient, although I'd still choose based on the specific product's independent testing, not simply because it's sold at GNC.
Excerpts where GNC appeared in the AI's answer

GNC Mega Men Ultra Testosterone / Healthy Testosterone (features transparent vitamin and mineral matrices)

GNC Mega Men Ultra Testosterone : Often cited for its comprehensive formula including Vitamin D-3 and Zinc.
Excerpts where GNC appeared in the AI's answer

gnc.com — A broad selection of herbal products and plant-derived supplements, though it's more of a mainstream supplement retailer than a strictly natural-products store.