PROBLEM TO BE SOLVED: To provide a denture stabilizer which has excellent adhesiveness and adhesive stability and can stably immobilize a denture in an oral cavity for a long period of time.SOLUTION: A denture stabilizer comprises the following (A) and (B) components: (A) at least one adhesive component selected from the group consisting of a lower alkylvinyl ether/maleic anhydride copolymer, a derivative thereof, and salt thereof and (B) hydrogen phosphate.SELECTED DRAWING: NoneCOPYRIGHT: (C)2016,JPO&INPIT【課題】粘着性及び粘着安定性に優れ、義歯を口腔内に長く安定固定化することができる義歯安定剤を提供する。【解決手段】義歯安定剤に下記(A)及び(B)成分を配合する:(A)低級アルキルビニルエーテル/無水マレイン酸共重合体、その誘導体、及びそれらの塩からなる群から選択される少なくとも1種の粘着成分(B)リン酸水素塩。【選択図】なし