How we scored it
Where it comes from
Made by hydrogenating natural castor oil (Ricinus communis seed oil) then reacting it with 30 moles of petrochemical ethylene oxide to build the PEG chain. No bio-based ethoxylation route is in commercial use.
In plain English
A gentle emulsifier made by reacting hydrogenated castor oil with a petroleum-derived chemical, helping oil and water mix smoothly in creams and cleansers.
CosIng definition: Castor oil (Ricinus communis), hydrogenated, ethoxylated (30 mol EO average molar ratio)
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References
- 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.
- 2PEG-30 HYDROGENATED CASTOR OIL. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3PEG-30 HYDROGENATED CASTOR OIL. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=PEG-30%20HYDROGENATED%20CASTOR%20OIL