How we scored it
Extract of Houttuynia cordata leaves and stems; all constituents plant-derived (extraction solvents leave no mass in the ingredient): 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: solvent (water or alcohol) extraction of the dried or fresh herb. No synthetic route exists.
In plain English
An extract of the leaves and stems of Houttuynia cordata ('fish mint'), a plant used widely in East Asia. It is added to products as a humectant and skin-conditioning ingredient.
CosIng definition: Houttuynia Cordata Leaf/Stem Extract is the extract of the leaves and stems of Houttuynia cordata.
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.
- 2HOUTTUYNIA CORDATA LEAF/STEM EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3HOUTTUYNIA CORDATA LEAF/STEM EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=HOUTTUYNIA%20CORDATA%20LEAF/STEM%20EXTRACT