Disclosed in the present invention, as described above, is a composition for alleviating bone diseases which uses ginsenoside compound K and an extract of Boesenbergia rotunda roots having osteoblast proliferation activity and osteoclast differentiation inhibitory activity. The composition of the present invention can be commercialized as food or medicines.COPYRIGHT KIPO 2020본 발명은 전술한 바와 같이, 본 발명에 따르면 조골세포 증식 활성과 파골세포의 분화억제 활성을 가지는 진세노사이드 화합물 K와 핑거루트 뿌리 추출물을 이용한 골질환 개선용 조성물을 개시한다.