The inventor found for the first time that an extracted material from coral
sand occurring in nature contains physiological activating substances.
Based on this observation, in a process according to the present
invention, physiological activating substances are extracted from coral
sand by an appropriate extraction method. The extracted physiological
activating substances are used as ingredients of cosmetics, food, and
medicines. According to the present invention, physiological activating
substances can be extracted in an industrially available form.