... DescriptionVitamin B2 80%,98% could be used as feed/human nutrition,not only booth the growth but also ... inflammations with proper effect ,In food and feed industry, it is widely used as food and feed additives.1.Characteristics:Yellow or orange ... , conjunctivitis, ceborrhea, scrotum inflammations with proper effect ,In food and feed industry, it is widely used as food and feed additives. Vitamin B2