Now pourin' protein at Dunkin'! The New Year tastes stronger - level up with the NEW Megan's Mango Protein Refresher by Megan Thee Stallion! When you stop by your nearest Dunkin' try our NEW Caramel Chocolate Iced Protein Refresher and the NEW Iced Protein Latte with Sugar Free Vanilla. With our new menu, there is always something to satisfy your craving.