Corn gluten feed is an excellent .source of protein ... and energy. Maize gluten feed is a fodder product with the addition of diatomaceous earth, obtained by processing maize grain into starch and molasses. During the technological proce ss, protein, fat,fibre and starch are extracted from the maize grain. The starch is used for .processing, while the other parts of the grain are partially mixed and dried to produce feed . products, one of which is maize gluten feed.