How we scored it
Dried, ground plant material with no added atoms: 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
Horsetail is harvested, dried and milled to a powder. No synthetic route exists.
In plain English
A powder made by drying and grinding the horsetail plant (Equisetum arvense), used in skin-care products for conditioning. It is plant material with no chemical modification beyond drying and milling.
CosIng definition: Equisetum Arvense Leaf Powder is the powder obtained from the dried, ground leaves of the Horsetail, Equisetum arvense L., Equisetaceae
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.
- 2EQUISETUM ARVENSE LEAF POWDER. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3EQUISETUM ARVENSE LEAF POWDER. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=EQUISETUM%20ARVENSE%20LEAF%20POWDER