Image analysis device for analysing skin or hair of a subject using a facial image of the subject in a plurality of different near-infrared regions captured by a lighting device, comprising:an image acquiring unit configured to acquire the facial images before and after coating with an external dermatological medication on the skin or hair；a luminance correcting unit configured to correct luminance of the facial image acquired by the acquiring unit；a difference amount acquiring unit configured to acquire difference amounts of the corrected facial images acquired by the correcting unit before and after coating in each of the regions；an analysing unit configured to analyse the skin and hair based on the difference amounts acquired by the difference amount acquiring unit； andan image forming unit configured to generate an image for displaying a result of analysis acquired by the analysing unit.An image analysis method and an evaluation method are also provided.
