A human body data comparison method includes steps of a) picking up human body digital 3D image data from a person during the person's optimal lifetime of said person for use as reference human body digital 3D image data, b) storing the reference human body digital 3D image data in a databank, c) fetching the reference human body digital 3D image data from the databank during a medical/aesthetic treatment of the person,; and d) comparing the fetched reference human body digital 3D image data and then performing the medical/aesthetic treatment subject to the comparison result. The invention also provides a digital image storage system for use with the human body data comparison method.
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