A high dietary fibre intake has been related to several positive physiological and metabolic effects [4].
In the digestive tract, DF increases fecal bulk and stimulates a more frequent intestinal evacuation, reduces excess stomach acid,
and provides a favorable environment for the growth of
beneficial intestinal flora.
IDF has direct effects on fecal bulk and gut transit times, while SDF has indirect effects on blood glucose and cholesterol absorption [5, 6].