Do you know What is Yakult and Colby Cheese. If you are looking for the definition of Yakult and Colby Cheese or want to know what is Yakult and Colby Cheese?, then this is where you will fetch your answers. Well, in simple terms Yakult is a probiotic dairy product made by fermenting a mixture of skimmed milk with a special strain of the bacterium Lactobacillus casei Shirota. While Colby cheese is a semi hard American cheese made from cow's milk Both these products are unique in their own ways. Yakult is a Not Available colored dairy product and Colby Cheese is Yellow 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. Yakult bears Refreshing, Sweet and Tangy flavor with a Milky aroma whereas Colby Cheese has Sweet flavor and a Mild and Sweet aroma. The color, flavor and the aroma of these products depict their origin. Yakult originated in Japan, whereas origin of Colby Cheese is traced back to Winconsin, United states.