1. An image processing device, comprising: an epidermis pattern detection unit configured to detect epidermis patterns that are patterns of an epidermis in an epidermis image captured from the epidermis of skin; an acquired element analysis unit configured to analyze acquired elements among elements indicating a texture state of the skin based on the detected epidermis patterns; an inherent element analysis unit configured to analyze inherent elements among the elements indicating the texture state of the skin based on the detected epidermis patterns; and an evaluation unit configured to evaluate the texture state of the skin based on the analysis result from the acquired elements and the analysis result from the inherent elements.