Aspartame Free! Power Packed Protein With Digestive Enzymes! a 100% cross flow microfiltered and ultrafiltered whey protein concentrate a 100% cross flow microfiltered, ultrafiltered, and diafiltered whey protein isolate an enzymatically hydrolyzed whey protein Xtreme Power Whey Complex™ uses an exclusive filtration process to isolate the protein. This ensures that all of the vital whey fractions remain intact in the finished product and is formulated using an advanced flavoring technology to make an excellent taste! Unlike our competitors’ products, Xtreme Power Whey Complex™ is formulated without the use of any controversial sweetners (aspartame). At a lactose level of under 4.5%, Xtreme Power Whey Complex™is easily tolerated by most individuals.