Do you know What is Butter and Yakult. If you are looking for the definition of Butter and Yakult or want to know what is Butter and Yakult?, then this is where you will fetch your answers. Well, in simple terms Butter is an edible fatty solid made from cream and milk by the process of churning. While Yakult is a probiotic dairy product made by fermenting a mixture of skimmed milk with a special strain of the bacterium Lactobacillus casei Shirota. Both these products are unique in their own ways. Butter is a Pale yellow colored dairy product and Yakult is Not Available 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. Butter bears Salty flavor with a Buttery aroma whereas Yakult has Refreshing, Sweet and Tangy flavor and a Milky aroma. The color, flavor and the aroma of these products depict their origin. Butter originated in China, India, Japan, Russia, whereas origin of Yakult is traced back to Japan.