Trilaurin
AKA “538-24-9, Glyceryl tridodecanoate, Glyceryl trilaurate, Tridodecanoin, Glycerin trilaurate, Trilauroylglycerol, Lauric acid triglyceride, Lauric acid triglycerin ester, Tridodecanoyl glycerol
Skin Conditioning
Ingredient Facts
Trilaurin
AKA: 538-24-9, Glyceryl tridodecanoate, Glyceryl trilaurate, Tridodecanoin, Glycerin trilaurate, Trilauroylglycerol, Lauric acid triglyceride, Lauric acid triglycerin ester, Tridodecanoyl glycerol
Skin Conditioning · Skin Conditioning · EWG: 1
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
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.
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.
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
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
Final Report on the Safety Assessment of Trilaurin, Triarachidin, Tribehenin, Tricaprin, Tricaprylin, Trierucin, Triheptanoin, Triheptylundecanoin, Triisononanoin, Triisopalmitin, Triisostearin, Trili
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Trilaurin
European Commission
EU Cosmetic Ingredient Database (CosIng)
Trilaurin
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Effect of talc and vitamin E TPGS on manufacturability, stability and release properties of trilaurin-based formulations for hot-melt coating.
Huynh VT, de Paiva Lacerda S, Espitalier F, Beyssac E, Ré MI
International journal of pharmaceutics, 2024
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, tr
Johnson W Jr, Cosmetic Ingredient Review Expert Panel
International journal of toxicology, 2001
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR