Our ReBuild Protein shakes were created to support a healthy gut microbiome while maintaining muscle protein balance. This 20 g whey protein isolate powder also boasts a prebiotic, probiotic, and fiber. With 0-3 g of sugar and 90-120 calories our Rebuild shakes are available in six great flavors (Chocolate, Peanut Butter Cookie, Berry Burst, Cookies & Cream, Iced Decaf Coffee, and Unflavored).