Database/Hair Conditioning/Methyl Trimethicone
100% petroleum · ISO 16128

Is Methyl Trimethicone natural?

No. Classified as a silicone; this site's convention gives silicones 0.0 regardless of Si-O mineral origin.

INCI nameMethyl Trimethicone
CAS17928-28-8
FunctionHair Conditioning · Solvent
FeedstockA volatile silicone manufactured synthetically from chlorosilanes via…

How we scored it

Linear trisiloxane with methyl/trimethylsilyl groups; this site's convention scores all silicones 0.0.
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

A volatile silicone manufactured synthetically from chlorosilanes via petrochemical processes. No natural-origin route exists under this site's convention.

In plain English

A lightweight, fast-evaporating silicone used as a solvent and conditioning agent in hair and skin products, giving a silky, non-greasy feel.

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