Our whey protein powder isolate is packed with essential and branch chain amino acids, which are the building blocks for sculpting lean muscle, preventing muscle breakdown, and triggering protein synthesis. And since it contains less than 1 g carbs and 0 fat, it won't weigh you down or stand in the way of your weight management goals. We take the purity of our products seriously and promise nothing but the purest whey protein isolate powder to our Challengers. This is whey protein with no unnecessary fillers to get in the way of your growth and recovery of lean muscle mass. Our scientifically advanced and rigorously tested micro-filtration process ensures that you're getting a high protein content with no fat or carbs in each serving.