PROBLEM TO BE SOLVED: To find one that has excellent anti-aging action, skin-whitening action, hair-growing action, anti-androgen action, anti-inflammatory action, anti-obesity action, cyclic AMP phosphodiesterase activity inhibitory action, glutathione lowering suppressive action or dipeptidyl peptidase IV activity inhibitory action, and provide an anti-aging agent, skin-whitening agent, hair-growing agent, anti-androgen agent, anti-inflammatory agent, anti-obesity agent, cyclic AMP phosphodiesterase activity inhibitory agent, glutathione lowering suppressive agent or dipeptidyl peptidase IV activity inhibitory agent containing the same as an active ingredient.SOLUTION: As an active ingredient of the anti-aging agent, skin-whitening agent, hair-growing agent, anti-androgen agent, anti-inflammatory agent, anti-obesity agent, cyclic AMP phosphodiesterase activity inhibitory agent, glutathione lowering suppressive agent and dipeptidyl peptidase IV activity inhibitory agent of the present invention, 4-vinylcatechol is used. Further, 4-vinylcatechol is incorporated in the skin cosmetic, hair cosmetic and food/drink product of the present invention.SELECTED DRAWING: NoneCOPYRIGHT: (C)2020,JPO&INPIT【課題】優れた抗老化作用、美白作用、育毛作用、抗男性ホルモン作用、抗炎症作用、抗肥満作用、サイクリックＡＭＰホスホジエステラーゼ活性阻害作用、グルタチオン低下抑制作用またはジペプチジルペプチダーゼＩＶ活性阻害作用を有するものを見出し、それを有効成分とする抗老化剤、美白剤、育毛剤、抗男性ホルモン剤、抗炎症剤、抗肥満剤、サイクリックＡＭＰホスホジエステラーゼ活性阻害剤、グルタチオン低下抑制剤またはジペプチジルペプチダーゼＩＶ活性阻害剤を提供する。【解決手段】本発明の抗老化剤、美白剤、育毛剤、抗男性ホルモン剤、抗炎症剤、抗肥満剤、サイクリックＡＭＰホスホジエステラーゼ活性阻害剤、グルタチオン低下抑制剤およびジペプチジルペプチダーゼＩＶ活性阻害剤の有効成分として、４－ビニルカテコールを用いる。また、本発明の皮膚化粧料、頭髪化粧料および飲食品に、４－ビニルカテコールを配合する。【選択図】なし
