Trimyristin

AKA: 555-45-3, Glycerol trimyristate, Glyceryl trimyristate, Dynasan 114, Myristic acid triglyceride, Tetradecanoic acid, 1, 2, 3-propanetriyl ester, VP 114, 3-Propanetriol tritetradecanoate, 3-di(tetradecanoyloxy)propyl tetradecanoate
Synthetic
Skin Conditioner
Clean
OriginTrimyristin is a saturated fatty acid ester derived from myristic acid and glycerol as starting materials. It is synthesized through esterification, combining myristic acid with glycerol under controlled conditions.
Trimyristin is a triglyceride obtained by formal acylation of the three hydroxy groups of glycerol by myristic (tetradecanoic) acid. It is a triglyceride and a tetradecanoate ester.
Formula
C45H86O6
Mol. Weight
723.20
CAS #
555-45-3
Form
Powder
State
White to yellowish grey solid; [Merck Index] White powder; [Sigma-Aldrich MSDS]
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
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
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed3 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-on0.12–8%
Rinse-off2%
0%50%100%
CIR reported use · 2017 survey
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR