How we scored it
Extract of yeast biomass; all constituents biological/natural origin → 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 autolysis or extraction of cultivated yeast cells. Entirely a natural biological product.
In plain English
An extract obtained from yeast cells. Used in skincare to help condition and protect the skin.
CosIng definition: Yeast Extract is the extract of Yeast
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.
- 2YEAST EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3YEAST EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=YEAST%20EXTRACT