How we scored it
Microbial fermentation exopolysaccharide from Sclerotium rolfsii grown on plant sugars; this site's method fermentation-product/gum convention. 1.0.
What counts. ISO 16128-2 scores the atoms that remain in the final ingredient. Reagents, solvents, catalysts and protecting groups used during manufacture leave no mass behind and are not counted.
Where it comes from
Produced by fermenting the fungus Sclerotium rolfsii on a plant-sugar growth medium, then purifying the secreted polysaccharide. No synthetic route exists.
In plain English
A thickener and stabiliser made by fermenting a natural fungus on plant sugars. The fungus secretes this gum-like polysaccharide, which is purified afterward for use in creams and lotions.
CosIng definition: Sclerotium rolfssii gum
References
- 1ISO 16128-1:2016 and ISO 16128-2:2017 — Guidelines on technical definitions and criteria for natural and organic cosmetic ingredients and products. ISO, Geneva.
- 2SCLEROTIUM GUM. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3SCLEROTIUM GUM. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=SCLEROTIUM%20GUM