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Isopropyl Linoleate
AKA “Ceraphyl IPL, Isopropyl linolate, 22882-95-7, Linoleic acid, isopropyl ester, 1-Methylethyl-9, 12-octadecadienoate, 9, 12-Octadecadienoic acid (Z, Z)-, 1-methylethyl ester, UNII-4MW1E9AT4H, EINECS 245-289-6, 4MW1E9AT4H”
Emollient
Ingredient Facts
Isopropyl linoleate
AKA: Ceraphyl IPL, Isopropyl linolate, 22882-95-7, Linoleic acid, Isopropyl ester, 1-Methylethyl-9, 12-octadecadienoate, 9, 12-Octadecadienoic acid (Z, Z)-, 1-methylethyl ester, UNII-4MW1E9AT4H, EINECS 245-289-6, 4MW1E9AT4H
Emollient · Emollient · EWG: 3
Synthetic
Emollient
Skin Conditioner
Not Clean
Isopropyl (9Z,12Z)-octadeca-9,12-dienoate
Formula
C21H38O2
Mol. Weight
322.50
CAS #
22882-95-7
Form
Liquid
See origin →
Functions
Binding
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
Synthetic ester created as a skin conditioning agent and emollient. Linoleic acid, derived from plant oils, has been valued in traditional medicine for its skin-protective properties.
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
3
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
Final Report on the Safety Assessment of Isopropyl Linoleate
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Dilinoleic Acid/Butanediol Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Isomerized Linoleic Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Isopropyl Ester of PVM/MA Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Isopropyl Linoleate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
PEG-8 Dimethicone/Dimer Dilinoleic Acid Copolymer
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Trilinoleic Acid
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dilinoleic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Dilinoleic Acid/Butanediol Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Isomerized Linoleic Acid
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Isopropyl Ester of PVM/MA Copolymer
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Linoleic 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
→
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
→
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 Jun 2026
Data: PubChem · CosIng · EWG · CIR