origin:  cultivated in many place .

chemical ingredient : fruit contains many kinds of alkaloid , trigonelline , stachydrine, choline,solanine and so on.leaves contain peroxidase,VA,seeds contain solanine about 1.2%~1.5%.

Package type: Vacuum plastic bags,2.5kg/bags,10kg/carton,20kg/carton,
25kg/carton.