Dietary fiber

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Dietary fiber is the "remnants of plant cell walls that are resistant to digestion by the alimentary enzymes of man. It comprises various polysaccharides and lignins."[1]

Classification

Soluble fiber

Insoluble fiber

Medical uses

Consuming dietary fiber, especially the bran, may reduce the risk of diabetes mellitus type 2.[2]

Consuming dietary fiber may reduce the risk of colorectal cancer, especially in men.[3][4]

Consuming dietary fiber may treat irritable bowel syndrome[5], chronic constipation[6], and hypercholesterolemia[7].

References

  1. ↑ Anonymous (2024), Dietary fiber (English). Medical Subject Headings. U.S. National Library of Medicine.
  2. ↑ de Munter JS, Hu FB, Spiegelman D, Franz M, van Dam RM (August 2007). "Whole grain, bran, and germ intake and risk of type 2 diabetes: a prospective cohort study and systematic review". PLoS Med. 4 (8): e261. DOI:10.1371/journal.pmed.0040261. PMID 17760498. Research Blogging.
  3. ↑ Nomura AM, Hankin JH, Henderson BE, et al (September 2007). "Dietary fiber and colorectal cancer risk: the multiethnic cohort study". Cancer Causes Control 18 (7): 753–64. DOI:10.1007/s10552-007-9018-4. PMID 17557210. Research Blogging.
  4. ↑ Jacobs ET, Lanza E, Alberts DS, et al (February 2006). "Fiber, sex, and colorectal adenoma: results of a pooled analysis". Am. J. Clin. Nutr. 83 (2): 343–9. PMID 16469993. [e]
  5. ↑ Mertz HR (November 2003). "Irritable bowel syndrome". N. Engl. J. Med. 349 (22): 2136–46. DOI:10.1056/NEJMra035579. PMID 14645642. Research Blogging.
  6. ↑ Lembo A, Camilleri M (October 2003). "Chronic constipation". N. Engl. J. Med. 349 (14): 1360–8. DOI:10.1056/NEJMra020995. PMID 14523145. Research Blogging.
  7. ↑ Jenkins DJ, Kendall CW, Marchie A (May 2005). "Diet and cholesterol reduction". Ann. Intern. Med. 142 (9): 793–5. PMID 15867412. [e]
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