Abstract: Purpose To explore the effect of elaeo-fish agent on ameliorating memory in mice. Method: to perform an jumping platform experiment and an avoiding darkness experiment seperately according to The way and procedure of evaluating healthy food function published by board of health in 1996.Result elaeo-fish has the effects on improving memory acquisition and memorial consolidation and has the obvious effect on improving the reappearance ability of passive avoidance and the response of the avoiding darkness. Conclussion: Elaeo-fish has significant effect on improving memory.

Key words: elaeo-fish agent, improving the memory, DHA(doeosaheraenoic acid), EPA(eicosapentaennoic acid)