How we scored it
Whole botanical seed extract; this site's 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 the seeds of sweet chestnut (Castanea sativa) by solvent or aqueous extraction. No synthetic alternative route.
In plain English
An extract from chestnut seeds used to condition the skin. It's produced by extracting compounds directly from the seeds of the chestnut tree.
CosIng definition: Castanea Sativa Seed Extract is an extract of the seeds of the Chestnut, Castanea sativa, 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.
- 2CASTANEA SATIVA SEED EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3CASTANEA SATIVA SEED EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=CASTANEA%20SATIVA%20SEED%20EXTRACT