#7
of 151 stores measured
The index › the United States › Cosmetics and personal care › Costco
Costco in the Krillo Index
When shoppers in the United States ask ChatGPT and Gemini where to buy cosmetics and personal care, is Costco named? This is the answer from our latest monthly measurement, November 2026.
7/35
buying questions where AI names it; the category median is 0
3
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 Costco
See the full ranking for Cosmetics and personal careWhat AI says about Costco
In the 9 answers that name Costco, AI mentions: premium (3x), low prices (1x).
“…brand stores | Better selection of Asian beauty brands, though shipping can be slower | | Deals and bulk sizes | Costco, Sam’s Club, TJ Maxx/Marshalls online | Can be excellent value, but selection changes frequently | A few shopping...”
ChatGPT, asked: where should I shop online for hair care products in the US?
“Costco, If you have a membership, it sometimes has excellent legitimate deals on prestige fragrances.”
ChatGPT, asked: where is a good place to buy perfume and fragrance online in America?
“Costco or Sam’s Club, Good for bulk purchases of shampoo, toothpaste, razors, body wash, and deodorant.”
ChatGPT, asked: where can I shop online for personal care and grooming products in the US?
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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