Whey Factors Unfl Pwd 12 oz by Natural Factors is a natural whey protein in powder form. It is micro filtered and non-denatured. You can take this powder when you're trying to lose weight. bulk up or replace lost protein from a vegetarian or vegan diet. It is also rich in branched chain amino acids and glutamic acid and low in lactose. This powder is free of GMOs. added sugars. growth hormones and artificial sweeteners.