Zein, also known as prolamin, is one of the most important cereal proteins, extracted from corn and fda approved for oral use (shah et al. , 2020).It is composed of four main proteins, î±, î², î³, and î´-zein, …Zein's properties make it valuable in processed foods and pharmaceuticals, in competition with insect shellac.It is now used as a coating for candy, nuts, fruit, pills, and other encapsulated foods and drugs.The strongest impact of these biomaterials is clear in the field of smart medicines and biomedical engineering.Zein, a vegetal protein extracted from corn, is a suitable biomaterial for all the above …The meaning of zein is a protein from corn that lacks lysine and tryptophan and is used especially in making textile fibers, plastics, printing inks, coatings, and adhesives and sizes.