Fructooligosaccharide vs. Oligofructose — What's the Difference?

Fructooligosaccharides (FOS) also sometimes called oligofructose or oligofructan, are oligosaccharide fructans, used as an alternative sweetener. FOS exhibits sweetness levels between 30 and 50 percent of sugar in commercially prepared syrups.

(carbohydrate) Any oligosaccharide composed of fructose residues

(carbohydrate) Any of a class of oligosaccharides composed of fructose molecules, used as sweeteners.