C30-50 Pareth-10
AKA “Polyethylene Glycol Ether, PEG Surfactant
Synthetic
Ingredient Facts
C30-50 pareth-10
AKA: Polyethylene Glycol Ether, PEG Surfactant
Synthetic · Cleansing · EWG: 4
Synthetic
Cleanser
Emulsifier
Synthetic
Clean
A gentle cleanser that helps remove dirt and oil while keeping formulas smooth and well-blended for easy application.
CAS #
246538-85-2
Form
Liquid
See origin →
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Cleansing Surfactant
Emulsifier
Removes Impurities
Mixes Oil & Water
Traditional Use
A modern ethoxylated synthetic surfactant and emulsifier developed in the mid-20th century to replace natural soap-like substances in cosmetic formulations, designed for better solubility and mildness.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR