How we scored it
Flower extract: mucilage, flavonoids, terpenoids and other plant constituents all n = 1; extraction solvent leaves no mass. Natural mass 100% = 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
Dominant route is water or solvent extraction of dried coltsfoot flowers. No alternative route is in commercial use.
In plain English
An extract of coltsfoot flowers, Tussilago farfara, used as an astringent and an emollient. It is made by extracting the flowers with water or another solvent and holds the plant's mucilage, flavonoids and other compounds.
CosIng definition: Tussilago Farfara Flower Extract is an extract of the flowers of the Coltsfoot, Tussilago farfara 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.
- 2TUSSILAGO FARFARA FLOWER EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3TUSSILAGO FARFARA FLOWER EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=TUSSILAGO%20FARFARA%20FLOWER%20EXTRACT