inulin

noun

in·​u·​lin ˈin-yə-lən 

: a white, mildly sweet, indigestible polysaccharide that occurs chiefly in the roots or tubers of various plants (such as chicory or Jerusalem artichoke), that on hydrolysis yields levulose, and that is used as an additive in low-fat and low-sugar foods to improve the flavor and texture, and as a diagnostic agent in a test for kidney function

Examples of inulin in a Sentence

Recent Examples on the Web

There is no standard daily dosage of inulin for weight loss. —Lindsay Curtis, Verywell Health, 4 Aug. 2025

But if that’s a struggle, over-the-counter fiber supplements that include psyllium husk, inulin and methylcellulose can help. —Akshay Syal, NBC news, 31 May 2025

Asparagus contains a type of prebiotic fiber called inulin, said Elizabeth Klingbeil, a dietitian and assistant professor at the University of Texas at Austin. —Caroline Hopkins Legaspi, New York Times, 14 Apr. 2025

The most common side effects of agave inulin are gastrointestinal issues, particularly gas and bloating. —Isabel Vasquez Rd Ldn, Health, 17 July 2024

Word History

Etymology

probably from German Inulin, from Latin inula elecampane

First Known Use

1813, in the meaning defined above

Rhymes for inulin

• calmodulin

Medical Definition

inulin

noun

in·​u·​lin ˈin-yə-lən 

: a white mildly sweet plant polysaccharide that resists digestion in the stomach and small intestine, is extracted commercially especially from the roots and rhizomes of composite plants (as chicory), and is used as a source of levulose, as a diagnostic agent in a test for kidney function, and as a food additive to improve the flavor and texture of low-fat and low-sugar processed foods see oligofructose