How we scored it
Botanical extract of bark; every constituent is plant-derived and extraction solvents leave no counted mass: 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
Dried Alstonia scholaris bark is extracted with a water, ethanol or glycol-water solvent and filtered. No alternative route is commercially significant.
In plain English
An extract of the bark of Alstonia scholaris, a tropical evergreen tree, made by soaking the bark in a solvent. It is listed as a buffering and skin-protecting ingredient. It comes directly from the plant.
CosIng definition: Alstonia Scholaris Bark Extract is the extract of the bark of Alstonia scholaris L., Apocynaceae
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.
- 2ALSTONIA SCHOLARIS BARK EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3ALSTONIA SCHOLARIS BARK EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=ALSTONIA%20SCHOLARIS%20BARK%20EXTRACT