Database/Emollient/Stearyl Citrate
100% natural origin · ISO 16128

Is Stearyl Citrate natural?

Yes. Citric acid from fermentation and stearyl alcohol from vegetable fatty acids are both natural; esterification adds no petrochemical mass.

INCI nameStearyl Citrate
CAS1337-33-3
FunctionEmollient · Skin Conditioning
FeedstockProduced by esterifying fermentation-derived citric acid with stearyl…

How we scored it

Citric acid (fermentation product, natural) esterified with stearyl alcohol (C18 oleochemical, natural); loses only water → 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

Produced by esterifying fermentation-derived citric acid with stearyl alcohol from vegetable oleochemical sources. No petrochemical fragment is involved.

In plain English

An emollient ester of fermentation-derived citric acid and vegetable-derived stearyl alcohol, used to soften skin and help stabilise formulas.

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