(en) Veronese N, Solmi M, Caruso MG, Giannelli G, Tzoulaki I (2018). Dietary fiber and health outcomes: an umbrella review of systematic reviews and meta-analyses. The American Journal of Clinical Nutrition107 (3): 436–444. PMID29566200. DOI: 10.1093/ajcn/nqx082.
(en) Anderson JW, Baird P, Davis RH, Williams CL. (2009). Health benefits of dietary fiber. Nutrition Reviews67 (4): 188–205. DOI: 10.1111/j.1753-4887.2009.00189.x.
(en) Veronese N, Solmi M, Caruso MG, Giannelli G, Tzoulaki I (2018). Dietary fiber and health outcomes: an umbrella review of systematic reviews and meta-analyses. The American Journal of Clinical Nutrition107 (3): 436–444. PMID29566200. DOI: 10.1093/ajcn/nqx082.
(en) Asano TT, McLeod RSR. Dietary fibre for the prevention of colorectal adenomas and carcinomas. Cochrane database of systematic reviews (Online). 2001Dec.31;(2):CD003430–0. PMID12076480
(en) Van Rosendaal GMA, Shaffer EA, Edwards AL, Brant R. Effect of time of administration on cholesterol-lowering by psyllium: a randomized cross-over study in normocholesterolemic or slightly hypercholesterolemic subjects. Nutrition Journal. 2004 Sep.27;3:17–7. PMID15453909. gratis volledige artikel
(en) Jenkins DJ, Kendall CW, Axelsen M, Augustin LS, Vuksan V. Viscous and nonviscous fibres, nonabsorbable and low glycaemic index carbohydrates, blood lipids and coronary heart disease. Curr Opin Lipidol. 2000 Feb.;11(1):49–56. PMID10750694