OUR ISOLATE IS DESIGNED TO GIVE THE BEST ABSORPTION OF PROTEIN INTO YOUR BODY. THE ISOLATE PROTEIN SOURCE USED IN OUR ISOLATE IS WPI90, MEANING YOU'RE GETTING 90% OF WHEY PROTEIN! OUR ISOLATE IS A SUPERIOR PROTEIN THAT IS GREAT TASTING, ABSORBS WELL, AND DOES NOT CLUMP UP IN YOUR SHAKES!