Abstract: Provided are a composition for ciliogenesis, containing a mesenchymal stem cell or a culture medium of mesenchymal stem cell. The mesenchymal stem cell or the culture medium of mesenchymal stem cell increases the number and promotes growth of primary cilia in cells. The mesenchymal stem cell or the culture medium of mesenchymal stem cell can be used as a pharmaceutical composition for preventing or treating diseases caused by ciliopathy or ciliary impairment. The mesenchymal stem cell or the culture medium of mesenchymal stem cell can be used as a cosmetic composition. A method for preventing or treating ciliopathy or ciliary impairment is disclosed.