The invention provides an image beautifying method and a mobile terminal and relates to the field of image processing technology. The method comprises the steps that a target image input by a user isacquired; and the target image is beautified through an image beautifying model, wherein the image beautifying model is obtained through training of at least one frame of a training reference image subjected to custom beautifying. According to the method, the image is beautified according to the personal demand of the user, and therefore the usage experience of the user can be effectively improved.