The present invention provides a sodium ion absorption inhibitor comprising a metal salt, other than a sodium salt, of a cellulose derivatives represented by the following formula (I) as an active ingredient, whereby absorption of salt excessively present into a living body is effectively inhibited and salt excessively present is excreted outside the body positively and safely. Furthermore, the present invention provides an agent for preventing and treating diseases caused by excessive salt ingestion or diseases in which restriction on salt ingestion is required, comprising the same as an active ingredient, and foods comprising the same.
R—O—A (I)
(wherein R represents a cellulose residue and A represents a functional group having cation-exchange ability)
本发明提供了一种
钠离子吸收
抑制剂,其有效成分包括下式(I)代表的
纤维素衍
生物的钠盐以外的
金属盐,从而有效抑制
生物体对过量盐的吸收,并积极安全地将过量盐排出体外。此外,本发明还提供了一种用于预防和治疗由摄入过多盐分引起的疾病或需要限制摄入盐分的疾病的制剂,其中包含作为活性成分的下式(I),以及包含下式(I)的食品。
R-O-A (I)
(其中 R 代表
纤维素残基,A 代表具有阳离子交换能力的官能团)