Polar Seltzer Water is a delicious and refreshing drink for any time of day. It's non-caffeinated so you can drink it at night without becoming wakeful. This grapefruit water features only the flavor essence and carbonated water. There are no artificial ingredients and no sugar. This calorie-free drink is ideal for when you're watching your intake. The sweet and tart flavor of the grapefruits makes it easy to pair with your favorite meals. This product is compatible with both vegan and kosher diets so you can serve it to almost any guest.