ISO100 is simply muscle-building fuel. Known worldwide for quality, taste and purity, ISO100 is produced to our highest quality standards. ISO100 is formulated using a cross-flow micro filtration, multi-step purification process that preserves important muscle-building protein fractions while removing excess carbohydrates, fat, lactose and cholesterol. ISO100 is made with pre-hydrolyzed protein sources to ensure fast digestion and absorption. Used by athletes in over 60 countries, ISO100 is one of the world's leading hydrolyzed whey protein isolates because of its fast-absorbing, easy-digesting and delicious protein powder flavors.