Database/Skin Conditioning/Styrax Tonkinensis Resin Extract
100% natural origin · ISO 16128

Is Styrax Tonkinensis Resin Extract natural?

Yes. Benzoin resin is extracted directly from Styrax tonkinensis trees with no petrochemical processing.

INCI nameStyrax Tonkinensis Resin Extract
CAS9000-72-0
FunctionSkin Conditioning
FeedstockBenzoin resin, exuded from the bark of Styrax…

How we scored it

Natural plant resin extract; resins/gums are 1.0 by convention. 100%/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

Benzoin resin, exuded from the bark of Styrax tonkinensis, is collected and solvent-extracted. No synthetic route exists.

In plain English

An extract of benzoin resin from the Styrax tonkinensis tree, used for skin conditioning. It is obtained directly from the natural plant resin.

CosIng definition: Styrax Tonkinensis Resin Extract is the extract of the resin of Styrax tonkinensis.

References

  1. 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.
  2. 2STYRAX TONKINENSIS RESIN EXTRACT. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  3. 3STYRAX TONKINENSIS RESIN EXTRACT. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=STYRAX%20TONKINENSIS%20RESIN%20EXTRACT