Corn gluten meal (CGM), the major protein coproducts from corn processing, contained about 60% protein with one-half of zein.

• 玉米蛋白粉是玉米淀粉加工过程中的主要副产品，含有60%25左右的蛋白质，其中玉米醇溶蛋白占50%25左右。