V2EX glucomannan

Glucomannan

Definition / 释义

葡甘露聚糖:一种可溶性膳食纤维,多从魔芋(konjac)块茎中提取;遇水易膨胀成凝胶,常用于食品增稠、成胶,以及作为膳食补充剂帮助增加饱腹感与调节肠道功能。(也可指某些植物细胞壁中的类似多糖成分。)

Pronunciation / 发音

/lukomnn/

Examples / 例句

I take glucomannan before lunch.
我在午饭前服用葡甘露聚糖。

Because glucomannan absorbs water and forms a gel, it is often added to foods to improve texture and may help you feel full.
由于葡甘露聚糖会吸水并形成凝胶,它常被加入食品以改善口感,也可能帮助增加饱腹感。

Etymology / 词源

glucomannan 由两部分构成:**gluco-**(与“葡萄糖/糖”相关,源自希腊语 glykys “甜”)+ mannan(“甘露聚糖/由甘露糖组成的多糖”,mannose 为“甘露糖”,而 -an 常用于多糖名称)。该词本质上是化学与营养学语境中的“结构命名”,表示由葡萄糖与甘露糖构成的多糖。

Related Words / 相关词

Literary Works / 文学与著作例证

  • Handbook of Hydrocolloids(食品胶体与水胶体领域常用参考书,讨论 glucomannan 的增稠与成胶性质)
  • Food Polysaccharides and Their Applications(系统介绍食品多糖应用,包含 glucomannan/konjac glucomannan)
  • CRC Handbook of Dietary Fiber in Human Nutrition(膳食纤维权威工具书,涉及葡甘露聚糖的生理与应用)
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