Add less and do more with Isopure 100% Pure Whey Isolate Protein Powder Infusions ? a naturally flavored Isopure protein powder designed to be gluten free and lactose free. Formulated with five simple ingredients, this great-tasting protein shake helps meet your daily protein intake goals and aids overall wellness. Just mix one 25-gram scoop of this 100% clear whey isolate with 10-16 fl oz of cold water, and shake vigorously. This clear whey protein isolate is a great choice for post workout recovery. Add Less. Do More.