Umwe mu bashakashatsi Prof John Cummings yabwiye BBC ati: "Ivyemezo birarenze kandi abantu bari bakwiye guhindura bakamenya ico bakwiye gukora." Izo mfungugwa zigwiriyemwo "fibre" zari zisanzwe zizwi mu guhagarika kugumigwa mu nda (constipation) - ariko akamaro ku magara ni kanini kurusha ico.
