Ceteareth-10
AKA “Ceteareth-10, PEG-10 Cetearyl Ether
Synthetic
Ingredient Facts
Ceteareth-10
AKA: PEG-10 Cetearyl Ether
Synthetic · Cleansing · EWG: 2
Plant-Derived Synthetic
Cleanser
Emulsifier
Plant Oil
Synthetic
Clean
A gentle plant-derived cleanser that helps remove oil and dirt while keeping the formula smooth and blended. Works to create a lightweight, non-greasy feel.
Effective at 8.02%
CAS #
68439-49-6
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
Antioxidant Protection
Reduces Inflammation
Brightens Skin
Removes Impurities
Mixes Oil & Water
Traditional Use
Developed in the mid-20th century as a synthetic polyethylene glycol-based emulsifier. Created to improve stability and texture in cosmetic formulations, replacing traditional plant-based and animal-derived emulsifiers.
Skin Types
all-skin-types, gentle
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
2
CIR
Safe
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-2
medical-approval
pregnancy-nursing-safe
all-shades-safe
Concentration Guide
0.03%
16.0%
0%22%
Effective Range
CIR reported use: 0.03-16 | 0.09-0.3
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR