How we scored it
Botanical extract: all atoms plant-derived = 1.00.
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
Heartwood of the black catechu tree is boiled or solvent-extracted and the extract concentrated (catechu or cutch). No synthetic route is relevant.
In plain English
An extract of the heartwood of the black catechu tree, rich in plant polyphenols such as catechin. It is added to products as an antioxidant. The wood is extracted with water or a solvent and the liquid is concentrated.
CosIng definition: Acacia Catechu Wood Extract is the extract of the wood of the Black Catechu, Acacia catechu L., Leguminosae
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.
- 2ACACIA CATECHU WOOD EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3ACACIA CATECHU WOOD EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=ACACIA%20CATECHU%20WOOD%20EXTRACT