Sobe lifewater n-dure acai fruit punch, 20 oz (pack of 24) has 0 cal. Naturally sweetened. With other natural flavors. N-dure. Very low sodium. Pure Via. jp6.info: Sobe Lifewater 0 Calories Acai Fruit Punch Vitamin Enhanced Water Beverage: Grocery & Gourmet Food. Seems like it's been a while since I reviewed a flavored water, and certainly a long time since I tried a Sobe.