The invention concerns the use of Ginkgo biloba extracts, and in particular Ginkgo biloba extracts comprising 20 to 30% of flavoneglycosides, 2.5 to 4.5% in total of gingkolides A, B, C and J, 2 to 4% of bilobalide, less than 10% of proanthocyanidins and at least 10 ppm of alkylphenol type compounds, for preparing a medicine for treating sarcopenia.