Do you know What is Kefir and Milk. If you are looking for the definition of Kefir and Milk or want to know what is Kefir and Milk?, then this is where you will fetch your answers. Well, in simple terms Kefir is fermented milk made by using kefir grains containing benefiicial yeast as well as probiotic bacteria found in the yogurt. While Milk is an opaque white fluid which is enriched with fat and proteins produced by mammals for the nourishment of the young ones! Both these products are unique in their own ways. Kefir is a Not Available colored dairy product and Milk 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. Kefir bears Yeasty flavor with a Milky aroma whereas Milk has Milky flavor and a Milky aroma. The color, flavor and the aroma of these products depict their origin. Kefir originated in North Caucasus regions, whereas origin of Milk is traced back to East European countries- Bulgaria, Czech Republic, Ukraine, Southwest Asian countries- Armenia, Azerbaijan, Georgia, Turkey.