Myristyl Myristate
AKA “Tetradecyl tetradecanoate, Tetradecyl myristate, Tetradecanoic acid, tetradecyl ester, Myristic acid, Schercemol MM, Alkamuls MM/M, EINECS 221-787-9, UNII-4042ZC00DY, BRN 1801576
Emollient
Ingredient Facts
Myristyl myristate
AKA: Tetradecyl tetradecanoate, Tetradecyl myristate, Tetradecanoic acid, Tetradecyl ester, Myristic acid, Schercemol MM, Alkamuls MM/M, EINECS 221-787-9, UNII-4042ZC00DY, BRN 1801576
Emollient · Emollient · EWG: 2
Synthetic
Emollient
Skin Conditioner
Plant Oil
Clean
Tetradecyl tetradecanoate is a tetradecanoate ester (myristate ester) resulting from the formal condensation of the carboxy group of tetradecanoic acid (myristic acid) with the hydroxy group of tetradecan-1-ol (myristyl alcohol). Used as an emollient. It has a role as an algal metabolite. It is a wax ester and a tetradecanoate ester. It is functionally related to a tetradecan-1-ol.
Formula
C28H56O2
Mol. Weight
424.70
CAS #
3234-85-3
Form
Liquid
State
Other Solid
See origin →
Functions
Opacifying
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
A synthetic ester derived from myristic acid, developed in the 20th century as an emollient. Designed to provide lubricity and conditioning properties in skincare and cosmetic formulations.
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
2
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
CANADApermitted
Regulatory Agencies
Myristic acid reduces skin inflammation and nociception.
Alonso-Castro AJ, Serrano-Vega R, Pérez Gutiérrez S, Isiordia-Espinoza MA, Solorio-Alvarado CR
Journal of food biochemistry, 2022
Final Report of the Amended Safety Assessment of Myristic Acid and its Salts and Esters as Used in Cosmetics
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Final Report on the Safety Assessment of Myristyl Myristate and Isopropyl Myristate
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Final Report on the Safety Assessment of Oleic Acid, Lauric Acid, Palmitic Acid, Myristic Acid, and Stearic Acid
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Methyl Myristic Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
Myristic Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
Myristyl Myristate
European Commission
EU Cosmetic Ingredient Database (CosIng)
Myristic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Myristyl Myristate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR