How we scored it
Extract of cultured edelweiss (Leontopodium alpinum) callus cells; botanical cell-culture extract is 1.0 per this site's convention.
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 growing edelweiss callus tissue in bioreactor culture, protecting the wild alpine plant, and extracting the biomass. No synthetic route exists.
In plain English
An antioxidant extract grown from edelweiss plant cells in a lab, protecting the wild alpine flower from over-harvesting. Still a genuine plant-derived ingredient.
CosIng definition: Leontopodium Alpinum Callus Culture Extract is the extract of a culture of the callus of Leontopodium alpinum L., Asteraceae
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.
- 2LEONTOPODIUM ALPINUM CALLUS CULTURE EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3LEONTOPODIUM ALPINUM CALLUS CULTURE EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=LEONTOPODIUM%20ALPINUM%20CALLUS%20CULTURE%20EXTRACT