Heartland Food Products Group, in partnership with Skinnygirl, launched low-calorie Skinnygirl Water Enhancers. Available in Blueberry Acai, Fuji Apple, Pineapple Coconut and White Cherry flavors, Skinnygirl Water Enhancers feature a proprietary blend of natural stevia leaf extract and cane sugar to deliver 5 calories in each serving. A 1.62-ounce bottle contains approximately 24 servings.