... nourishing food American ginseng.Male flowers are the king of tea,and the essence of Eucommia.According to the ... eucommia ulmoides contains more than 60 kinds of useful and effective plant components such as lignin,iridoid class, ... Aucubin),pinoresinol disaccharide glycosides,flavonoids,alkaloids,amino acids,polysaccharides and mineral nutrients calclum,phosphorus,potassium,sodium,magnesium,iron,zinc ...