A nutritional product comprising a diluent and further comprising a beta-glucan and an additive, the nutritional product having a relaxation time, determined by a Capillary Breakup Extensional Rheometry (CaBER) experiment, of more than 10 ms (milliseconds) at a temperature of 20° C., wherein the additive comprises at least two gums selected from the group of gum arabic, carrageenan lambda, carrageenan iota, carrageenan kappa, sodium alginate, konjac, locust bean gum, carboxymethyl cellulose (CMC), chitosan, pectin, acacia gum, hydroxypropyl methylcellulose (HPMC), tara gum, guar gum, and xanthan.