Dymatize Nutrition ISO 100 Fudge Brownie Isolate Whey Protein Powder is an effective way to build and maintain lean muscle mass. Improve strength and increase energy. A whey protein isolate that is designed to help you build muscle and recover from workouts. It is made with 100 percent whey protein isolate, which is the purest form of whey protein. It is also hydrolyzed, which means that it is broken down into smaller peptides that are easier for the body to absorb. The product is also free of lactose, gluten, and artificial flavors. It is also low in fat and calories. Benefits: Build muscle, Recover from workouts, Promote satiety and Improve gut health.