Cetearyl Nonanoate
AKA “Cetearyl Ester, Cetyl Stearyl Nonanoate
Emollient
Ingredient Facts
Cetearyl nonanoate
AKA: Cetearyl Ester, Cetyl Stearyl Nonanoate
Emollient · Emollient · EWG: 1
Plant-Derived
Emollient
Skin Conditioner
Plant Oil
Clean
Cetearyl Nonanoate is a cosmetic ingredient used as skin conditioning - emollient. Rated low hazard by EWG. Assessed as safe by the CIR.
CAS #
-
Form
Oil
See origin →
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
A synthetic ester combining cetyl and stearyl alcohols with nonanoic acid. Created as a lightweight emollient and texture enhancer in modern cosmetic formulations.
Skin Types
all-skin-types, gentle
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-1
medical-approval
pregnancy-nursing-safe
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR