Scientific Opinion on the substantion of health claims related to beta-glucans from oats and barley and maintenance of normal blood LDL-cholesterol concentrations (ID 1236, 1299), increase in satiety leading to a reduction in energy intake (ID 851, 852), reduction of post-prandial glycaemic responses (ID 821, 824), and “digestive function” (ID 850) pursuant to Article 13(01) of Regulation (EC) No 1924/2006 - EFSA Panel on Dietetic, Products Nutrition and Allergies (EFSA Journal, 2011)