Pe
PEG-30 Dipolyhydroxystearate
PEG-30 Dipolyhydroxystearate
A mixing helper that keeps tiny water droplets spread evenly through oil.
What it does
It’s made from polyethylene glycol (PEG) and hydroxystearic acid, a fatty acid that comes from castor oil. It suits water-in-oil formulas such as rich creams and balms.
The EU’s ingredient database lists it as an emulsifier (helps oil and water mix).European Commission, CosIng (© European Union, CC BY 4.0) · uses put in plain words by Drop ↗
Browse all 924 ingredients — grouped by what they do, each with whatever evidence we can cite.
This page is public so a shared ingredient card always has its sources behind it — and so you can check them without an account.
Want more like this?
Every evidence-based flag cites its source, Drop tells you when your routine is complete, and it helps you simplify — instead of selling you more. The app launches on iOS and Android in October 2026. Rate my routine works today at /rate — no sign-in.