Instant beverage with green coffee extract. Revitalizing energy. Flavored with other natural flavors. Starbucks Rewards stars inside. Tangy blackberry mingles with hints of hibiscus, sweet ginger, lemongrass flavors and natural energy from green coffee extract. Light, crisp and thirst-quenching - with just the right amount of caffeine to help you conquer the afternoon lull. Starbucksvia.com. Questions about Starbucks Rewards? Visit Starbucks.com/Entercode.