ALLMAZ ISOFLEX 5LB CHOC PESNUT BUTTER All new and improved ISOFLEX is the ultimate in taste and the ultimate in quality. Not only does ISOFLEX have a brand new look and great taste, using cutting edge technology, it’s a pure whey protein isolate. Isoflex is significantly lower in lactose, fat, sugar and carbs, compared to regular WPIs too! If you’re looking for the highest quality, most premium and fastest absorbing protein, then look no further than ISOFLEX; a truly superior whey protein isolate.