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Oleyl Myristate
AKA “22393-93-7, Aec oleyl myristate, Myristic acid, 9-octadecenyl ester, (Z)-, Oleyl myristate [INCI], UNII-G3IWT09177, cis-9-octadecenyl ester, G3IWT09177, 9Z-octadecenyl tetradecanoate, Tetradecanoic acid”
Emollient
Ingredient Facts
Oleyl myristate
AKA: 22393-93-7, Aec oleyl myristate, Myristic acid, 9-octadecenyl ester, (Z)-, Oleyl myristate [INCI], UNII-G3IWT09177, Cis-9-octadecenyl ester, G3IWT09177, 9Z-octadecenyl tetradecanoate, Tetradecanoic acid
Emollient · Emollient · EWG: 4
Synthetic
Emollient
Skin Conditioner
Not Clean
Tetradecanoic acid, 9-octadecenyl ester
Formula
C32H62O2
Mol. Weight
478.80
CAS #
22393-93-7
Form
Liquid
See origin →
Functions
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
Developed as a synthetic ester combining oleyl alcohol with myristic acid. Created in the 20th century as an emollient and skin-conditioning agent for cosmetics.
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
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
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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
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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)
→
Oleyl Myristate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Myristic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
[(Z)-broparestrol].
Rodier PN, Ceolin R, Dubois P, Fournival JL
Acta crystallographica. Section C, Crystal structure communications, 1989
→
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR