Oleic
AKA “mosedipimodum, RefChem:819537, acetylated diacylglycerol PLAG, PLAG, 1-palmitoyl-2-linoleoyl-3-acetyl-rac-glycerol, acetylated diglyceride, 1-Palmitoyl-2-linoleoyl-3-acetyl-rac-glycerol, Ec-18
Synthetic
Ingredient Facts
Oleic
AKA: Mosedipimodum, RefChem:819537, Acetylated diacylglycerol PLAG, PLAG, 1-palmitoyl-2-linoleoyl-3-acetyl-rac-glycerol, Acetylated diglyceride, 1-Palmitoyl-2-linoleoyl-3-acetyl-rac-glycerol, Ec-18
Synthetic · Emollient · EWG: 1
Synthetic
Humectant
Emollient
Skin Conditioner
Synthetic
Clean
A lightweight moisturizer that hydrates skin and locks in softness, leaving it feeling smooth and supple.
Formula
C39H70O6
Mol. Weight
635.00
CAS #
221139-79-3
Form
Liquid
See origin →
Functions
Humectant
A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.
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 monounsaturated omega-9 fatty acid naturally present in many oils used since ancient times (olive, avocado, argan). Its identification as a distinct compound occurred in the 19th century; widespread use in modern skincare formulation began in the mid-20th century.
Skin Types
all-skin-types, gentle
Best For
Dryness
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe
Pregnancy
Yes
CIR Safety Findings
ewg-1
pregnancy-nursing-safe
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
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
Final Report on the Safety Assessment of Ricinus Communis (Castor) Seed Oil, Hydrogenated Castor Oil, Glyceryl Ricinoleate, Glyceryl Ricinoleate SE, Ricinoleic Acid, Potassium Ricinoleate, Sodium Rici
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
Acetic/Linoleic/Palmitic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Capric/Lauric/Myristic/Oleic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Caprylic/Capric/Linoleic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Dilinoleic Acid/Butanediol Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
Docosahexenoic/Docosapentenoic/Oleic/Palmitic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Hydroxystearic/Linolenic/Linoleic Polyglycerides
European Commission
EU Cosmetic Ingredient Database (CosIng)
Hydroxystearic/Linolenic/Oleic Polyglycerides
European Commission
EU Cosmetic Ingredient Database (CosIng)
Isomerized Linoleic Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
Lauric/Palmitic/Oleic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Oleic Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
Oleic/Linoleic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Oleic/Linoleic/Linolenic Polyglycerides
European Commission
EU Cosmetic Ingredient Database (CosIng)
Oleic/Palmitic/Lauric/Myristic/Linoleic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
PEG-8 Dimethicone/Dimer Dilinoleic Acid Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
Ricinoleic Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
Ricinoleic/Caproic/Caprylic/Capric Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Trilinoleic Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
Caprylic/Capric/Linoleic Triglyceride
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Dilinoleic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Dilinoleic Acid/Butanediol Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Hydroxystearic/Linolenic/Linoleic Polyglycerides
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Hydroxystearic/Linolenic/Oleic Polyglycerides
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Isomerized Linoleic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Linoleic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Oleic
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Oleic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Oleic/Linoleic/Linolenic Polyglycerides
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Ricinoleic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Efficacy of an emollient containing diethylene glycol/dilinoleic acid copolymer for the treatment of dry skin and pruritus in patients with senile xer
Izumi R, Negi O, Suzuki T, Tominaga M, Kamo A et al.
Journal of cosmetic dermatology, 2017
Time-Dependent Differences in the Effects of Oleic Acid and Oleyl Alcohol on the Human Skin Barrier.
Kováčik A, Kopečná M, Hrdinová I, Opálka L, Boncheva Bettex M et al.
Molecular pharmaceutics, 2023
Linoleic Acid Induced Changes in SZ95 Sebocytes-Compariso...
Dóra Kovács, Emanuela Camera, Szilárd Póliska, Alessia Cavallo, Miriam Maiellaro, Katalin Dull + 4 more
Nutrients, 2023
Effect of a combination of medium chain triglycerides, linoleic acid, soy lecithin and vitamins A and E on wound healing in rats.
Magalhães MS, Fechine FV, Macedo RN, Monteiro DL, Oliveira CC et al.
Acta cirurgica brasileira, 2008
Resolved Psoriasis with Abundant Oleic Acid in Stratum Co...
Yasmin El Mahi, Alexis Varin, Mathieu Vetter, Ludivine Dal Zuffo, Loïc Mazzeo, Jean-Paul Pais De Barros + 3 more
The Journal of investigative dermatology, 2023
Resolved Psoriasis with Abundant Oleic Acid in Stratum Co...
Yasmin El Mahi, Alexis Varin, Mathieu Vetter, Ludivine Dal Zuffo, Loïc Mazzeo, Jean-Paul Pais De Barros + 3 more
The Journal of investigative dermatology, 2023
Differentiation of Malassezia species: selectivity of cremophor EL, castor oil and ricinoleic acid for M. furfur.
Mayser P, Haze P, Papavassilis C, Pickel M, Gruender K et al.
The British journal of dermatology, 1997
Differentiation of Malassezia species: selectivity of cremophor EL, castor oil and ricinoleic acid for M. furfur.
Mayser P, Haze P, Papavassilis C, Pickel M, Gruender K et al.
The British journal of dermatology, 1997
Differentiation of Malassezia species: selectivity of cremophor EL, castor oil and ricinoleic acid for M. furfur.
Mayser P, Haze P, Papavassilis C, Pickel M, Gruender K et al.
The British journal of dermatology, 1997
Fatty acid composition and productive traits of broiler fed diets containing conjugated linoleic acid.
Sirri F, Tallarico N, Meluzzi A, Franchini A
Poultry science, 2003
The Role of Linoleic Acid in Skin and Hair Health: A Review.
Xi Wang, Yan Jia, Huaming He
International journal of molecular sciences, 2024
The Role of Linoleic Acid in Skin and Hair Health: A Review.
Xi Wang, Yan Jia, Huaming He
International journal of molecular sciences, 2024
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR