C30-50 Pareth-3
AKA “Polyethylene Glycol Ether, PEG Surfactant
Synthetic
Ingredient Facts
C30-50 pareth-3
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 creating a smooth, blended texture in the formula.
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 synthetic surfactant and emulsifier created in the 20th century as an alternative to traditional soap and plant-based emulsifiers, offering improved stability and consistency in cosmetic products.
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