The medicinal parts of seed Chinese medicine are mostly complete mature seeds, including seed coat and seed kernel; Seed kernel includes endosperm and embryo. There are also a few seeds, such as mung bean skin as seed coat, nutmeg skin as aril, nutmeg as seed kernel without seed coat, and lotus plumule as young leaves and radicle. Very few processed products are mature seeds, such as soybean yellow rolls as germinated seeds (germinated and dried products) and light fermented soybeans as fermented products.