FIELD: medicine.
SUBSTANCE: invention relates to an agent for improvement or maintainance of muscle performance. Food product or nutritional supplements containing an effective amount of urolithin for improvement or maintainance of muscle performance, wherein said urolithin is selected from a group consisting of urolithin A, urolithin B, urolithin C and urolithin D. A method for treating muscle disease or disorder. Method for improvement of muscle performance. Method for maintainance of muscle performance. Composition for use in order to improve or maintain muscular activity or improvement of muscle performance, containing an effective amount of urolithin for improvement or maintainance of muscle performance, wherein said urolithin is selected from a group consisting of urolithin A, urolithin B, urolithin C and urolithin D.
EFFECT: agents described above are effective for improvement or maintainance of muscle performance.
48 cl, 49 dwg, 7 tbl, 21 ex
