Corn gluten meal:
It is corn grains by the food industry to produce starch or wine industry by-products after purification, the protein nutrition is rich, and has a special taste and color, can be used for feed use, compared with feed industry commonly used fish meal, soybean cake, resource advantage, high feeding value, do not contain toxic and harmful substances, without reprocessing, protein can be directly used as raw materials. Due to its low price as feed, in recent years, some enterprises have extracted zeaxanthin and zein from corn gluten powder as raw materials to develop functional food, and its added value has been greatly improved.