Whey Protein Isolate with Added Lactoferrin Dietary Supplement The Enhanced Life Extension Protein supplement contains 100% whey protein isolate plus added lactoferrin. The whey protein isolate is made using a process known as Cross Flow Microfiltration, which produces an isolate that is 90% protein, 99% of it in the bioavailable undenatured form, and retains all important subfractions in their natural ratios. This new whey protein isolate contains high amounts of calcium, low amounts of sodium, and added Bioferrin, which is a 95% pure bioactive form of lactoferrin. The Enhanced Life Extension Protein has up to 300% more lactoferrin than other whey protein supplements on the market.