The flower of Robinia pseudoacacia with high nutrient and functional value is resourceful in China. However, the resource is almost abandoned except a small quantity used as food. Therefore, the exploitation of the flower of Robinia pseudoacacia will improve the efficiency of ecology and economy further, and promote the growth of economy. The nutrient and functional components in the flower of Robinia pseudoacacia were reviewed in the study, which offered definite theory for the further exploitation of the flower of Robinia pseudoacacia.