Database/Emollient/Stearyl Dimethicone
100% petroleum · ISO 16128

Is Stearyl Dimethicone natural?

No. Classed as a silicone; scored 0.0 by this site's convention regardless of the fatty side-chain.

INCI nameStearyl Dimethicone
CAS67762-83-8
FunctionEmollient · Skin Conditioning
FeedstockA silicone polymer bearing a stearyl (fatty) side…

How we scored it

Silicone (dimethicone-family) = 0.0 by this site's convention regardless of the attached stearyl group
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

A silicone polymer bearing a stearyl (fatty) side chain, made from a siloxane backbone. Silicones are scored as petrochemical by this site's convention.

In plain English

A silicone conditioning ingredient combined with a waxy fatty group. It gives skin and hair a smooth, soft, water-repellent feel.

CosIng definition: Siloxanes and silicones, di-me, me stearyl

Natural alternatives with the same function

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