Ocean Spray Cranberry Juice Cocktail is cholesterol- and fat-free, and contains very low sodium. An 8-oz. glass boasts 109 calories, with its 28g of carbohydrates coming mainly from sugars—almost 18g per 8-oz. serving. The same serving offers less than 1g of either protein or fiber. Cranberries are high in ascorbic acid, or vitamin C.