The research aimed to reveal the effect of Chrysanthemum morifolium RamatBojuwater extract on the flavor and Anti-Oxidant capacity of beer by adding different proportion of Chrysanthemum morifolium RamatBojuwater extract in the process of beer fermentation.The results show that theBojubeer with nice flover and fine Anti-Oxidant capacity can be produced by adding 0.3~0.4m/ml Chrysanthemum morifolium RamatBoJuwater extract before beer post-fermentation。