How we scored it
Where it comes from
Vegetable phytosterols ethoxylated with 25 mol ethylene oxide. No natural substitute exists for the ethoxylate chain.
In plain English
An emulsifier made from plant sterols reacted with a substantial amount of ethylene oxide, a petrochemical, to help blend oil and water in formulations.
CosIng definition: PEG-25 Phytosterol is the polyethylene glycol ether of Phytosterols with an average ethoxylation value of 25.
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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-25 PHYTOSTEROL. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
- 3PEG-25 PHYTOSTEROL. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=PEG-25%20PHYTOSTEROL