Undecylenoyl Glycine

AKA: (undec-10-enoylamino)acetic acid, UNDECYLENOYL GLYCINE [INCI]
Synthetic
Cleanser
Skin Conditioner
Hair Care
Amino Acid
Clean
Glycine, N-(1-oxo-10-undecenoyl)-
Formula
C13H23NO3
Mol. Weight
241.33
CAS #
54301-26-7
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.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Anti Seborrheic
Fights Bacteria
Anti Sebum
Controls Odor
Antioxidant Protection
Reduces Inflammation
Brightens Skin
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
Leave-on0.3%
Rinse-offNot reported
0%50%100%
CIR reported use · report published 2017
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR