<prompt> Following constitute dietary fibers exceptPectinCelluloseHemicelluloseRiboflavin  <response>: Ans. d RiboflavinRef: Guyton, 13th edp.842Classification of dietary fibersWater insolubleless fermentedWater solublewell fermented Cellulose Pectins Hemicellulose Gums Lignin Mucilages 