# PEG-25 PROPYLENE GLYCOL STEARATE

URL: https://app.greenveil.ai/ingredients/ingredient_unii_x21_kph4633
Categories: beauty, pharma
Functions: Emulsifying, Cleansing
Identifier: PEG-25 PROPYLENE GLYCOL STEARATE

> PEG-25 PROPYLENE GLYCOL STEARATE: Used in cosmetics as an emulsifier and a cleansing agent. Route: TOPICAL; Dosage form: CREAM; Potency: 2.5 %w/w Compiled from 4 published data sources.

## Safety assessment

- Chemical concern: not yet assessed
- Is it a concern? We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.
- Rationale: Route: TOPICAL; Dosage form: CREAM; Potency: 2.5 %w/w

## Regulatory status

- EU: Active — Poly(oxy-1,2-ethanediyl), .alpha.-(2-(1-oxooctadecyl)oxy-1-methylethyl)-.omega.-hydroxy- (25 mol EO average molar ratio)
- US: inactive ingredient database — Route: TOPICAL; Dosage form: CREAM; Potency: 2.5 %w/w
- US: listed in openFDA substance — openFDA substance registry classifies this ingredient as polymer.

## Expert safety opinions

- SCCS (EU Scientific Committee on Consumer Safety): no opinion on file.
- CIR (Cosmetic Ingredient Review (US expert panel)): no opinion on file.

## Data sources

- CosIng (updated 2026-09-23): https://ec.europa.eu/growth/tools-databases/cosing/details/78132
- FDA Inactive Ingredient Database (updated 2026-01-09): https://www.fda.gov/drugs/drug-approvals-and-databases/inactive-ingredients-database-download
- FDA GSRS UNII (updated 2026-02-26): https://precision.fda.gov/uniisearch/
- openFDA Substance (updated 2026-05-24): https://api.fda.gov/other/substance.json?search=unii:X21KPH4633

_Assessed by Greenveil._