| abstract |
A composition for preventing or treating hearing loss, containing a Vitis vinifera leaf extract as an active ingredient, is disclosed. A pharmaceutical composition for preventing or treating hearing loss, containing the extract (a Vitis vinifera leaf extract) as an active ingredient, protects auditory hair cells in the cochlea and spiral ganglion cells from damage caused by noise and the like and effectively reduces the hearing threshold measured in the auditory nerves, thereby being usable as an agent for preventing or treating hearing loss. |