Stearoyl Glutamic Acid

Stearoyl Glutamic Acid 1
molecular structure · PubChem CID 94481
AKA: 3397-16-8, N-Stearoyl-L-glutamic acid, Amisoft HA, Stearoylglutaminic acid, N-stearoylglutamic acid, N-octadecanoyl-L-glutamic acid, Acide stearoylglutaminique
Plant-Derived
Cleanser
Skin Conditioner
Hair Care
Acid
Clean
OriginDerived from glutamic acid (an amino acid) and stearic acid (a saturated fatty acid), typically from plant oils. Synthesized through esterification, bonding the two compounds together to create an amino acid-derived surfactant.
N-(1-Oxooctadecyl)-L-glutamic acid
Formula
C23H43NO5
Mol. Weight
413.60
CAS #
3397-16-8
Form
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Hair 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
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Locks in moisture
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2017
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR