PROBLEM TO BE SOLVED: To provide a new hyaluronic acid production promoter which is suitable for preventing or improving anti-aging and wrinkle formation, and a skin care preparation including the component.SOLUTION: The hyaluronic acid production promoter is composed of a mixture of plant essences obtained from Burseraceae Boswellia Frankincense, Santalaceae Santalum album Linne, Damask rose of family Rosaceae Genus rosa and Rosemary of Lamiaceae Rosmarinus officinalis. The skin care preparation includes the component.COPYRIGHT: (C)2013,JPO&INPIT【課題】抗老化、シワ形成に対する予防又は改善用に好適な新規なヒアルロン酸産生促進剤、並びに該成分を含有する皮膚外用剤の提供。【解決手段】カンラン科ボスウェリア属フランキンセンス、ビャクダン科ビャクダン属ビャクダン、バラ科バラ属ダマスクロ-ズ及びシソ科マンネンロウ属ロ-ズマリ-より得られる植物エッセンスの混合物からなるヒアルロン酸産生促進剤、並びに該成分を含有する皮膚外用剤。【選択図】図1