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Class-Action Lawsuit Claims Costco Tequila Misleads Consumers

11/16/2025

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Summary

Story summary

A class-action lawsuit in Miami by Ariel Glazer (the Miami plaintiff) claims Costco's Kirkland Signature tequila is not '100% agave'.
Laboratory tests show non-agave sugars, violating Mexican regulations and U.S. labeling laws.
The complaint targets five Kirkland tequila varieties, asserting cane sugar or corn alcohol undermines authenticity.
The plaintiffs seek damages for misleading advertising, noting that consumers would not have purchased the products.
Costco has not commented on the lawsuit.

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Story summary

A class-action lawsuit in Miami by Ariel Glazer (the Miami plaintiff) claims Costco's Kirkland Signature tequila is not '100% agave'.
Laboratory tests show non-agave sugars, violating Mexican regulations and U.S. labeling laws.
The complaint targets five Kirkland tequila varieties, asserting cane sugar or corn alcohol undermines authenticity.
The plaintiffs seek damages for misleading advertising, noting that consumers would not have purchased the products.
Costco has not commented on the lawsuit.