Riboflavin, or vitamin B2, regulates the growth of red blood cells and helps maintain a strong immune system by protecting the body from free radical damage. Riboflavin also promotes healthy hair, skin, nails and vision. Riboflavin is also needed to produce flavin mononucleotide and flavin adenine dinucleotide, two enzymes that help the body convert fats, carbohydrates and proteins into energy, providing the body with the fuel it needs to sustain life. Riboflavin as a feed additive can be used in animal feed processing, to promote the growth of livestock and poultry and the treatment of diseases caused by the lack of riboflavin, with the enhancement of livestock and poultry body, improve the role of livestock and poultry yield.