Do you know What is Colby Cheese and Whey Protein. If you are looking for the definition of Colby Cheese and Whey Protein or want to know what is Colby Cheese and Whey Protein?, then this is where you will fetch your answers. Well, in simple terms Colby cheese is a semi hard American cheese made from cow's milk While Whey is a natural substance, the liquid part of fresh milk that is left over from the making of cheese. Both these products are unique in their own ways. Colby Cheese is a Yellow colored dairy product and Whey Protein is White colored. The food gets it color dependent on the ingredients used and the preparation methods employed. Sometimes artificial food colors are added to give the dairy product, a gourmet look. Apart from their color what distinguishes them is their flavor and aroma. Colby Cheese bears Sweet flavor with a Mild and Sweet aroma whereas Whey Protein has Depends upon added flavoring agents flavor and a Not Available aroma. The color, flavor and the aroma of these products depict their origin. Colby Cheese originated in Winconsin, United states, whereas origin of Whey Protein is traced back to Europe.