How we scored it
Botanical extract of black walnut bark; 100% plant-derived mass = 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
Solvent or aqueous extraction from black walnut bark (Juglandaceae). No synthetic alternative route exists.
In plain English
An extract of black walnut bark, used as a hair-conditioning ingredient. Obtained directly from the bark.
CosIng definition: Juglans Nigra Bark Extract is the extract of the bark of Juglans nigra.
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.
- 2JUGLANS NIGRA BARK EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3JUGLANS NIGRA BARK EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=JUGLANS%20NIGRA%20BARK%20EXTRACT