The Reason Why Costco's Kirkland Signature Products Are So Cheap

We decided to get down to the formula and methodology of how Costco is able to keep the Kirkland Signature brand so cheap without compromising its quality.

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TIL it is very common to re-sell health, nutrition and pharmacy products. I didn't know it was a thing? Certainly at the level of said cart! : r/Costco

Is the Kirkland Signature Extra Virgin Olive Oil authentic Extra Virgin Olive Oil? : r/Costco

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