The present invention relates to novel use of sargachromenol, and more particularly, the present invention relates to novel use of sargachromenol for destroying and/or lysing hyperproliferating keratinocyte. Accordingly, since sargachromenol of the present invention has activity in destroying and/or lysing keratinocyte, it may be useful for keratinocyte lysing agents in the skin area where the keratinocytes are hyperproliferating or peeling agents.