There’s sweetness — and then there’s sweet tea sweetness. It’s big. It’s bold. It’s sweet redefined. Take a refreshing slow-sipping walk through the Deep South with this sweetest-of-sweet teas and enjoy every moment. This Gateway Tea Concentrated Flavor Cartridge is enhanced with energy and contains zero sugar zero calories is dairy-free and has no artificial flavors or colors. We understand that drinking enough water can be challenging. At Cirkul our mission is to make drinking water delicious convenient and fun.