A Grifola frondosa extract and a composition containing thereof are provided for more efficiently promoting hyaluronic acid production. In detail, the Grifola frondosa extract which is obtained by extracting dry Grifola frondosa with pure ethanol and the composition containing thereof are provided.一種舞茸萃取物及含有其的組成物,能更有效地促進玻尿酸產生。詳細而言,是一種利用純乙醇對乾燥舞茸進行萃取而獲得的舞茸萃取物及含有其的用於促進玻尿酸產生的組成物。