PROBLEM TO BE SOLVED: To provide a tooth paste composition which is capable of delivering effective ingredients to gingival sulcus and making the effective ingredients effectively act in the gingival sulcus.SOLUTION: The tooth paste composition for periodontal disease contains (A) hydrogel particles having an average particle size of 50-500 μm and containing effective ingredients in dispersion, (B) a binder and (C) water.COPYRIGHT: (C)2014,JPO&INPIT【課題】薬効成分を歯肉溝に送達し、その歯肉溝で薬効成分を効率的に作用させることのできる歯磨組成物を提供すること。【解決手段】(A)薬効成分を分散して含有する、平均粒径50~500μmのハイドロゲル粒子、(B)粘結剤、及び(C)水を含有する歯周病用歯磨組成物。【選択図】なし