Do you know What is Whey Protein and Yogurt. If you are looking for the definition of Whey Protein and Yogurt or want to know what is Whey Protein and Yogurt?, then this is where you will fetch your answers. Well, in simple terms Whey is a natural substance, the liquid part of fresh milk that is left over from the making of cheese. While Yogurt, in simple terms, is the bacterial fermentation of milk which is often sweetened or flavored. Lactobacillus & Streptococcus are the vital bacteria's for the yogurt's thick texture and consistency. Both these products are unique in their own ways. Whey Protein is a White colored dairy product and Yogurt 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. Whey Protein bears Depends upon added flavoring agents flavor with a Not Available aroma whereas Yogurt has Creamy flavor and a Fresh aroma. The color, flavor and the aroma of these products depict their origin. Whey Protein originated in Europe, whereas origin of Yogurt is traced back to Central asian countries like kazakhstan, kyrgyzstan, tajikistan.