OLD PACKAGING but still same ingredients and fresh. (BOGO: Buy One Get One Free) Biochem's 100% Whey Protein Contains 100% pure Ultra-Filtered/Micro-Filtered (UF/MF) Whey Protein Isolate, the finest quality and most easily assimilated whey protein isolate on the market. The Micro-Filtration method isolates the natural whey proteins in a highly concentrated form without fat.