The dish was invented by ethnic
Koreans living in China. Deodeok roots are rich in minerals and vitamins, including fiber,
calcium,
phosphorus, and
iron. The white essence that comes out when it is cut, is a
saponin, and it is a bitter substances, but it improves lung health. It has long been used as a medicine to treat
bronchitis and
asthma. Along with
inulin, Saponins reduce
cholesterol in the blood and
lipid content, and lower blood pressure. ==See also==