PROBLEM TO BE SOLVED: To provide a lubricant composition for an ostomy pouch which facilitates inflow into a pouch, movement to the lower portion of the pouch, discharge from the discharge opening of the pouch of excreta such as feces, and prevents them from adhering to the interior of the pouch, has a good deodorizing function, proves usable, and furthermore has good storage stability by being applied to the interior of an ostomy pouch.SOLUTION: A lubricant composition for an ostomy pouch is made by making (d) water accounting for 94.5 mass% to 99.8 mass% contain (a) persimmon tannin accounting for 0.05 mass% to 2 mass%, (b) one or two or more kinds accounting for 0.1 mass% to 3 mass% which are selected from the group consisting of a nonionic cellulosic water-soluble polymer and an anionic cellulosic water-soluble polymer and (c) one or two or more kinds accounting for 0.05 mass% to 0.5 mass% which are selected from the group consisting of a carbonate and a hydrogencarbonate.COPYRIGHT: (C)2013,JPO&INPIT【課題】オストミーパウチ内に塗布することにより、糞便等の排泄物のパウチ内部への流入、パウチ下方への移動、およびパウチの排出口からの排出を円滑にし、パウチ内部へのこびりつきを防ぎ、消臭機能および使用性に優れ、さらには保存安定性が良好なオストミーパウチ用潤滑剤組成物を提供する。【解決手段】a)柿渋タンニン0.05質量%~2質量%、b)非イオン性セルロース系水溶性ポリマーおよび陰イオン性セルロース系水溶性ポリマーからなる群より選択される1種または2種以上0.1質量%~3質量%、ならびにc)炭酸塩および炭酸水素塩からなる群より選択される1種または2種以上0.05質量%~0.5質量%を、d)水94.5質量%~99.8質量%に含有させて、オストミーパウチ用潤滑剤組成物とする。【選択図】なし