Starbucks hit with a class-action lawsuit over its ‘sugar free’ protein drinks

The lawsuit claims that eight protein drinks are mislabeled as sugarless.

The Starbucks logo is displayed on a coffee shop, Nov. 24, 2025, in Boston. [Photo: Charles Krupa/AP Photo]

Starbucks is facing a consumer lawsuit over claims that the protein drinks labeled “sugar-free” on its cafe menus may actually contain more sugar than a Reese’s peanut butter cup.The federal lawsuit filed late Friday in Seattle alleges that eight protein beverages Starbucks sells in the U.S. contain varying amounts of sugar even though the company lists them as sugarless.On Monday, the menu on Starbucks’ U.S. website listed a 16-ounce (0.5-liter) Sugar-Free Caramel Protein Matcha with 16 grams of sugar and a 20-ounce (0.6-liter) version........

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