Cetyl Palmitate
AKA “Palmityl palmitate, 540-10-3, Hexadecyl hexadecanoate, Hexadecanoic acid, hexadecyl ester, n-Hexadecyl hexadecanoate, PALMITIC ACID, HEXADECYL ESTER, 5ZA2S6B08X, WE(16:0/16:0), DTXSID5047114
Fatty Acid
Ingredient Facts
Cetyl palmitate
AKA: Palmityl palmitate, 540-10-3, Hexadecyl hexadecanoate, Hexadecanoic acid, Hexadecyl ester, N-Hexadecyl hexadecanoate, PALMITIC ACID, HEXADECYL ESTER, 5ZA2S6B08X, WE(16:0/16:0), DTXSID5047114
Fatty Acid · Emollient · EWG: 1
Synthetic
Emollient
Skin Conditioner
Fatty Acid
Clean
Palmityl palmitate is a palmitate ester resulting from the formal condensation of palmitic acid with palmityl alcohol. It is used as a thickener and emollient in cosmetics. It has a role as a metabolite. It is functionally related to a hexadecan-1-ol.
Effective at 18.7%
Formula
C32H64O2
Mol. Weight
480.80
CAS #
540-10-3
Form
Powder
State
Other Solid
See origin →
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning Emollient
Smooths and softens skin
Softens and smooths skin
Provides scent
Traditional Use
Fatty acids have been used since ancient times in skincare through oils and animal fats. The modern isolation and standardization of specific fatty acids for cosmetics began in the 20th century.
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Insufficient
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
all-shades-safe
Concentration Guide
0.4%
37.0%
0%52%
Effective Range
CIR reported use: 0.4-37
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR