Made with Hydrolyzed Whey Protein Isolate and Whey Protein Isolate. Formulated to the same exacting standards as award-winning ISO100. Research shows flavor variety is a key driver in choosing protein.1 ISO100 Hydrolyzed Clear is simply formulated with minimal ingredients for those who want options to milky whey protein drinks. It’s a smooth, clearmixing, refreshing protein drink in three delicious fruit flavors.