Total dietary fibre obtained by enzymatic–gravimetric method
(AOAC 985.29) does not present the sum of all fractions of dietary
fibre (AACC Report, 2001), because the fructan fraction is dissolved
during treatment with 78% ethyl alcohol in this method, but on
that value should added content of fructan, which in the determination
of total dietary fibre (Tsai, Lu, Yu, Lin, & Fu, 2007).