PHOTOAGING INHIBITOR, PHOTOAGING-IMPROVING AGENT, COLLAGENASE INHIBITOR AND TYROSINASE INHIBITOR

摘要

It is intended to provide a photoaging inhibitor, a photoaging-improving agent, a collagenase inhibitor and a tyrosinase inhibitor characterized by containing a dry Grifola frondosa powder and/or a G. frondosa extract. These photoaging inhibitor, photoaging-improving agent, collagenase inhibitor and tyrosinase inhibitor are usable as external drugs or internal drugs. These photoaging inhibitor, photoaging-improving agent, collagenase inhibitor and tyrosinase inhibitor are also usable as components of external skin preparations, cosmetics and foods.