Definition: Means that fraction of the edible part of plants or their extracts, or synthetic analogues that: (a) is resistant to digestion and absorption in the small intestine, usually with complete or partial fermentation in the large intestine; and 
 (b) promotes one or more of the following beneficial physiological effects: (i) laxation; 
 (ii) reduction in blood cholesterol; 
 (iii) modulation of blood glucose; 
 And includes: (c) Polysaccharides or oligosaccharides that have a degree of polymerisation greater than 2; and (d) lignins. As per: FSANZ