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Legion in the Krillo Index

When shoppers in the United States ask ChatGPT and Gemini where to buy supplements and health, is Legion named? This is the answer from our latest monthly measurement, October 2026.

#14

of 86 stores measured

2/35

buying questions where AI names it; the category median is 0

questions where AI recommends it outright

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 Legion

#12	Nature Made	4/35
#13	Optimum Nutrition	3/35
#14	Legion	2/35
#15	Needed	2/35
#16	Ritual	2/35

See the full ranking for Supplements and health

What AI says about Legion

“Legion Athletics: Highly rated natural whey isolate and plant protein with clinically dosed ingredients.”

Gemini, asked: where is the best place to buy protein powder online in the US?

“For the best odds of a no-hassle return, I’d start with Legion, Transparent Labs, or a qualifying GNC product purchased directly from GNC, then confirm the exact policy for that particular item before checkout.”

ChatGPT, asked: where can I buy pre-workout supplements online in the US and return them if I don't like them?

“Legion Athletics (Direct Brand)”

Gemini, asked: where can I buy pre-workout supplements online in the US and return them if I don't like them?

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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