Rare Sugars

Speciality carbohydrates for various applications.


  • D-Mannose

D-Mannose is a naturally occurring sugar manufactured from wood-based or other biomass hydrolysates using an aqueous chromatographic separation process.

  • L-Fucose

L-Fucose is a naturally occurring sugar manufactured from bio-based hydrolysate using a separation process.

  • L-Rhamnose

L-Rhamnose is a naturally occurring sugar. DuPont’s L-Rhamnose is manufactured from sustainable wood-based or other biomass hydrolysates through safe and totally a solvent-free separation process without harmful chemicals.
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  • Rare Sugar Syrups

Natural origin Rare Sugar Syrups are manufactured from sustainable wood-based or other biomass hydrolysates by aqueous chromatographic separation.

With expertise in separation and purification techniques, DuPont Nutrition & Biosciences is a leading supplier of speciality carbohydrates to the pharmaceutical, cosmetics, flavour and food industries.

We meet the growing demand from the pharmaceutical industry for a wide range of speciality sugars with consistently high chiral purity. These can be used in medicines or for example as nutrients for cell culture media used in vaccine production.

Our high quality rare sugars are extracted from plant biomass using a solvent-free separation techniques. 

  • D-Mannose
  • L-Fucose
  • L-Rhamnose
  • Rare Sugar Syrups

Related Products

D-Xylose, commonly called wood sugar, is a natural 5-carbon sugar (pentose) obtained from the xylan-rich portion of hemicellulose, present in plant cell walls and fiber.
Fructose is the sweetest sugar in nature. Found in many fruits and vegetables, fructose has a low glycemic response and is suitable for diabetics.
Lactitol, a sugar alcohol derived from lactose (milk sugar), is a versatile, reduced calorie sweetener.
Lactitol has also been used to promote gut mobility in constipated individuals. Alternative constipation treatment often is unpalatable.
The story of sugar is not so sweet. Given its link to tooth decay, obesity, diabetes and an increased focus from consumers on eating healthy, sugar has fallen out of favor.

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