EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA). Scientific Opinion on the substantiation of health claims related to fructooligosaccharides (FOS) from sucrose and decreasing potentially pathogenic gastro-intestinal microorganisms (ID 774), changes in short chain fatty acid (SCFA) production and pH in the gastrointestinal tract (ID 775), changes in bowel function (ID 775, 778), reduction of gastrointestinal discomfort (ID 775, 778), increase in calcium and/or magnesium absorption leading to an increase in magnesium and/or calcium retention (ID 776, 777), maintenance of normal blood LDL-cholesterol concentrations (ID 805) and maintenance of normal (fasting) blood concentrations of triglycerides (ID 805) pursuant to Article 13(1) of Regulation (EC) No 1924/2006. EFSA Journal 2011;9(4):2023. [25 pp.]. doi:10.2903/j.efsa.2011.2023.