Palmitoyl Glutamic Acid
AKA “38079-66-2, Palmitoylglutaminic acid, N-Palmitoylglutamic acid, n-hexadecanoyl-l-glutamic acid, Acide palmitoylglutaminique, L-Glutamic acid, N-(1-oxohexadecyl)-, N-hexadecanoyl-, SZ6S57UTL9, N-(1-Oxohexadecyl)-L-glutamic acid
Acid
Ingredient Facts
Palmitoyl glutamic acid
AKA: 38079-66-2, Palmitoylglutaminic acid, N-Palmitoylglutamic acid, N-hexadecanoyl-l-glutamic acid, Acide palmitoylglutaminique, L-Glutamic acid, N-(1-oxohexadecyl)-, N-hexadecanoyl-, SZ6S57UTL9, N-(1-Oxohexadecyl)-L-glutamic acid
Acid · Skin Conditioning · EWG: 3
Synthetic
Skin Conditioner
Amino Acid
Acid
Not Clean
Glutamic acid, N-(1-oxohexadecyl)-
Formula
C21H39NO5
Mol. Weight
385.50
CAS #
38079-66-2
Form
Powder
State
Solid
See origin →
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A modern amino acid derivative synthesized by attaching palmitic acid to glutamic acid. Developed in the cosmetics industry to enhance skin conditioning and moisture retention properties.
Skin Types
all-skin-types
Best For
Loss of Elasticity
Pregnancy & Breastfeeding Safe
Yes
EWG
3
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
CANADApermitted
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR