Undecylenamide DEA

AKA: N-Bis(2-hydroxyethyl)undec-10-enamide, 60239-68-1, 10-Undecenamide, Undecylenic acid diethanolamide, Undecylenoyl diethanolamide, N-Bis(2-hydroxyethyl)undecenamide, DITANID, Undecenamide
Synthetic
Preservative
Cleanser
Skin Conditioner
Hair Care
Not Clean
N,N-bis(2-Hydroxyethyl)undecenamide
Formula
C15H29NO3
Mol. Weight
271.40
CAS #
25377-64-4
Form
Liquid
Functions
Anti-Seborrheic
Antimicrobial
Keeps your product from growing bacteria, mold, or yeast. Without these, that jar of cream becomes a petri dish in about a week.
Antistatic
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Foam Boosting
Viscosity Controlling
Controls excess oil
Fights acne
Causing bacteria
Traditional Use
A synthetic surfactant and foaming agent developed in the 20th century from undecylenic acid and diethanolamine. Created for use in cleansers and shampoos as an alternative to traditional soap-based systems.
EWG
4
CIR
Safe as used
Pregnancy
Caution
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUpermitted
JAPANpermitted
CANADApermitted
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Caution
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing
🛡️Safety-assessed1 review
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR