An aspect of the present invention provides a digital material management method including a verification step of automatically verifying, in manufacturing of a product in which digital materials are used, digital materials that should be used and digital materials that are actually used in the product. According to the digital material management method of the present invention, whether the entire digital materials that should be used in the product manufactured using the digital materials are arranged and used is automatically checked, and the result is displayed. Therefore, the use of the digital materials that should be used in the product can be automatically checked. The efficiency is improved, and the power can be saved.