Do you know What is Yak Milk and Milk Skin. If you are looking for the definition of Yak Milk and Milk Skin or want to know what is Yak Milk and Milk Skin?, then this is where you will fetch your answers. Well, in simple terms Yak milk is the milk obtained from yak. It is sweet to taste and has rich fat content. While Milk skin refers to sticky skin of protein that forms on the top of milk and milk containing liquids. Both these products are unique in their own ways. Yak Milk is a Not Available colored dairy product and Milk Skin 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. Yak Milk bears Sweet flavor with a Sweet aroma whereas Milk Skin has Creamy, Milky and Thick flavor and a Milky aroma. The color, flavor and the aroma of these products depict their origin. Yak Milk originated in Tibet, whereas origin of Milk Skin is traced back to Japan.