Smoothie King Offers Free Protein Coffee Smoothie for National Coffee Day
Dallas – September 25, 2026 -- Smoothie King is giving away a free 12 oz. Coffee High Protein Almond Mocha Smoothie to Healthy Rewards members on September 28 and 29, getting a jump on National Coffee Day at participating locations nationwide.
The one-time offer applies exclusively to members of the brand's Healthy Rewards loyalty program during the two-day window.
The smoothie is built on cold brew and packed with protein
The drink uses cold brew made from 100% Arabica beans and delivers 14g of protein, 3g of fiber, and 0g of added sugar per serving.
Protein has been part of Smoothie King's menu for decades
The company points to more than 50 years of developing smoothies that balance nutrients and flavor, noting that protein has long been central to its recipes, including its existing lineup of Coffee High Protein Smoothies.
Customers can find participating locations and program details at smoothieking.com.