Database/Emollient/Bis-PEG-12 Dimethicone
100% petroleum · ISO 16128

Is Bis-PEG-12 Dimethicone natural?

No. Silicone backbone is zero by this site's convention and the PEG-12 end-blocks are petrochemical ethylene-oxide chains.

INCI nameBis-PEG-12 Dimethicone
FunctionEmollient · Hair Conditioning
FeedstockBis-PEG-12 Dimethicone is a silicone polymer made from…

How we scored it

Dimethicone backbone (0, this site's convention) end-blocked with 12 mol ethylene oxide (0, petrochemical); both fragments zero regardless of exact ratio.
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

Bis-PEG-12 Dimethicone is a silicone polymer made from petrochemical siloxane monomers, end-capped with ethylene oxide from petroleum or natural gas. No natural-origin commercial route exists.

In plain English

A silicone-based conditioning ingredient used in hair and skin products to add slip and softness. It is manufactured entirely from petroleum- and gas-derived building blocks.

CosIng definition: Bis-PEG-12 Dimethicone is Dimethicone end-blocked with average of 12 moles of ethylene oxide

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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. 2BIS-PEG-12 DIMETHICONE. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  3. 3BIS-PEG-12 DIMETHICONE. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=BIS-PEG-12%20DIMETHICONE