How we scored it
Solvent or water extract of red cinchona bark (quinine-type alkaloids, tannins); botanical extract → total / total = 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
Extraction of dried Cinchona succirubra bark, mainly from South American and Indonesian plantations.
In plain English
An extract of red cinchona bark, best known as the source of quinine, used in hair tonics and toning skin products for its astringent alkaloids. It is entirely plant-derived.
CosIng definition: Cinchona Succirubra Bark Extract is an extract of the bark of the Cinchona, Cinchona succirubra, Rubiaceae
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.
- 2CINCHONA SUCCIRUBRA BARK EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3CINCHONA SUCCIRUBRA BARK EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=CINCHONA%20SUCCIRUBRA%20BARK%20EXTRACT