Trilaurin

AKA: 538-24-9, Glyceryl tridodecanoate, Glyceryl trilaurate, Tridodecanoin, Glycerin trilaurate, Trilauroylglycerol, Lauric acid triglyceride, Lauric acid triglycerin ester, Tridodecanoyl glycerol
Synthetic
Skin Conditioner
Plant Oil
Clean
Trilaurin is a triglyceride obtained by formal acylation of the three hydroxy groups of glycerol by lauric (dodecanoic) acid. It is a triglyceride and a dodecanoate ester.
Formula
C39H74O6
Mol. Weight
639.00
CAS #
538-24-9
Form
Powder
State
Solid
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.
Viscosity Controlling
Locks in moisture
Traditional Use
A synthetic triglyceride ester derived from lauric acid, developed as a cosmetic emollient. Designed to provide conditioning similar to natural coconut-derived ingredients.
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper
⚖️Regulatory1 listing
🛡️Safety-assessed2 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR