PROBLEM TO BE SOLVED: To provide an inexpensive and extremely safe deodorant capable of specifically and significantly abating or eliminating body odors, above all unpleasant odors attributed to 2-nonenal known to contribute to aging-related odors and a body detergent and a detergent or softener used for laundering shoes, garments, or beddings each including the deodorant.SOLUTION: The provided deodorant targeting 2-nonenal, namely a substance known to contribute mainly to ageing-related odors, includes ε-polylysine or salt thereof as an effective component uses of the same based on applications thereof mainly to bodies, garments, beddings, and furniture and uses of the same for detergents or softeners used for laundering shoes, garments, or beddings are also proposed.COPYRIGHT: (C)2014,JPO&INPIT【課題】体臭、特に、加齢臭の原因となる2-ノネナールによる不快な臭気を、特異的かつ顕著に軽減又は消臭する安価で安全性の高い消臭剤と、その消臭剤を含有する身体の洗浄剤、靴、衣類、寝具の洗濯の際に用いられる洗剤又は柔軟剤を提供する。【解決手段】有効成分としてε-ポリリジン又はその塩を含有する加齢臭の主たる原因物質である2-ノネナールに対する消臭剤と、主としてその身体、衣類、寝具、家具に適用する利用と、身体の洗浄剤、靴、衣類、寝具の洗濯の際に用いられる洗剤又は柔軟剤への利用により構成する。【選択図】なし