How we scored it
Extract of oak gall tissue; botanical extract 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
Extracted from galls (abnormal growths) on the oak Quercus infectoria, typically with water or alcohol. No synthetic route is used.
In plain English
An extract from oak galls (a growth on oak trees) traditionally used for its astringent, tightening effect on skin and to help control oiliness. Made by extracting the gall tissue.
CosIng definition: Quercus Infectoria Gall Extract is an extract of the gall of the Oak, Quercus infectoria, Fagaceae
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.
- 2QUERCUS INFECTORIA GALL EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3QUERCUS INFECTORIA GALL EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=QUERCUS%20INFECTORIA%20GALL%20EXTRACT