Table 1.
Structural overview of different non-digestible oligosaccharides (NDOs).
| Non-Digestible Oligosaccharides | Structures |
|---|---|
| Alginate-oligosaccharides (AOS) |
|
| Chito-oligosaccharides/Chitosan-oligosaccharides (COS) |
|
| Fructo-oligosaccharides (FOS) |
|
| Galacto-oligosaccharides (GOS) |
|
| Human milk oligosaccharides (HMOs) |
|
| Isomalto-oligosaccharides (IMOS) |
|
| Mannan-oligosaccharides (MOS) |
|
| Pectic-oligosaccharides (POS) |
|
| Xylo-oligosaccharides (XOS) |
|
Key monosaccharides: fructose (Fru,
); fucose (Fuc,
); galactose(Gal,
); galacturonic acid (GalA,
); glucosamine (GlcN,
); N-acetylglucosamine (GlcNAc,
); glucose (Glc,
); guluronic acid (GulA,
); mannose (Man,
); mannuronic acid (ManA,
); rhamnose (Rha,
); sialic acid (Sia,
); xylose (Xyl,
).