Place all ingredients in a small saucepan and bring to a boil. Reduce heat to medium-low and simmer while contantly stirring until the agar flakes dissolve, about 4 to 5 minutes. Pour juice into a silicon candy mold. Set aside or refrigerate until jelled, about 1 hour. Remove and enjoy!
Per serving - 23 calories, 0 g fat (0% calories from fat), 0 g protein, 6 g carbohydrate, 0 g fiber, 0 mg cholesterol, 39 mg sodium