A supporting device for enema administration utility model may be used for enema administration in colon irrigation and can be used for self-administration of hydrocolonotherapy and other similar procedures. The device may be configured to retain or support a user in Fowler's position during enema administration. In some embodiments, the device may include a base having a supporting plate, and a scallop may be disposed on the supporting plate. A scallop may be configured with an arc shape which may generally resemble the arc shape of the bottom of a bowl of a toilet so that the scallop may be positioned around portions of the bowl to minimize spaces or gaps between the supporting plate and the bowl. One or more, such as four, legs may be coupled to the base. A backrest may be coupled to the base and the backrest may be angled relative to the supporting plate.