How we scored it
Extract of a fermentation product; fermentation products are natural by this site's convention. 100% natural.
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
Obtained by fermenting a growth medium with Saccharomyces yeast, then extracting the soluble fermentation metabolites. The whole ingredient is biological, fermentation-derived material.
In plain English
An extract taken from yeast that has been fermented in a nutrient broth, capturing the byproducts of that fermentation. Used in fragrance blends and skincare for its natural aromatic and conditioning properties.
CosIng definition: Saccharomyces Ferment Extract is the extract of the product obtained by the fermentation of media by Saccharomyces.
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.
- 2SACCHAROMYCES FERMENT EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3SACCHAROMYCES FERMENT EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=SACCHAROMYCES%20FERMENT%20EXTRACT