Bananas contain a prebiotic called fructooligosaccharides. An older 2003 study looked at this prebiotic in postmenopausal women. It found that as this prebiotic ferments in the digestive tract ...
However, the supplements – inulin and fructooligosaccharides (FOS) – were found to have no effect on muscle strength over the three months. Dr Mary Ni Lochlainn, research first author of King’s ...