595512 Provided is a production method for a ubiquinone powder for use in preparations that includes producing compressed fragments by compression molding ubiquinone crystal powder at a linear molding pressure of 0.6-2.5 tons/cm and producing a powder by grinding the compressed fragments. Also provided is a ubiquinone powder for use in preparations that is prepared from the production method. The production method provides a ubiquinone powder for use in preparations such as medicines and health foods that does not require additives such as diluting agents or binding agents.