Database/Emulsifying Surfactant/PEG-60 Evening Primrose Glycerides
Mostly petroleum · ISO 16128

Is PEG-60 Evening Primrose Glycerides natural?

Mostly not. Natural plant-oil glyceride core is heavily diluted by a long petrochemical ethoxylate chain.

INCI namePEG-60 Evening Primrose Glycerides
CAS124046-44-2
FunctionEmulsifying Surfactant · Cleansing Surfactant
FeedstockMade from evening primrose seed oil glycerides reacted…

How we scored it

Evening primrose oil mono/diglyceride core ~355 Da (natural) + 60 EO x44=2640 Da petrochemical; 355/2995=0.12.
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

Made from evening primrose seed oil glycerides reacted with petrochemical ethylene oxide. No alternative route exists for the oil fraction.

In plain English

Evening primrose oil combined with glycerin and modified with ethylene oxide, used as a mild emulsifying and cleansing ingredient.

CosIng definition: Mono- and diglycerides, evening primrose (Oenethera biennis) oil, ethoxylated (60 mol EO average molar ratio)

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. 2PEG-60 EVENING PRIMROSE GLYCERIDES. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  3. 3PEG-60 EVENING PRIMROSE GLYCERIDES. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=PEG-60%20EVENING%20PRIMROSE%20GLYCERIDES