Rice bran is the by-product in the process of rice. There is rich rice bran resources in China. Rice bran is highly nutritional and includes highly added value ingredients such as rice bran oil,rice bran protein,rice bran polysaccharide and rice bran dietary fiber. In this paper,the nutritional of rice bran and its research on deep processing products are introduced, in order to promote the deep processing of rice bran to provide certain theory basis.