Yak milk has the unique advantage of high protein, fat, lactose, and caloric content compared to other animal milk. – It is a purely natural product that fully meets food hygiene standards by being produced by traditional Mongolian methods in farm conditions. Yak butter contains a lot of essential fatty acids, which is more important than beef ghee. Yak butter contains omega 3, 6, 9 fatty acids and vitamins A, E, K, and D.