Corn is a decent source of protein.
Depending on the corn variety, the protein content ranges from 10-15% .
The most abundant proteins in corn are known as zeins, accounting for 44-79% of the total protein content .
Overall, the protein quality of zeins is poor because they are lacking in some essential amino acids, mainly lysine and tryptophan .
Aside from their role in nutrition, zeins are quite unique and have been used in the production of adhesives, inks, and coatings for pills, candy, and nuts .