The invention relates to the use of a combination of active ingredients, selected from resveratrol and piceatannol precursors and functional derivatives thereof, in addition to the use of the stereoisomeric forms of said ingredients, in the form of salts or phenol respectively, for producing an agent for the prevention and/or treatment of diseases, whose occurrence and/or progress is associated with an increased IL-6 serum level and/or whose occurrence and/or progress can be treated by a dose of a selective oestrogen receptor ~ (ER-~) agonist.