Triolein
AKA “GLYCERYL TRIOLEATE, Glycerol trioleate, 122-32-7, Glycerol triolein, Oleic triglyceride, Trioleoylglycerol, Oleic acid triglyceride, Trioleoylglyceride, Glycerin trioleate
Skin Conditioning
Ingredient Facts
Triolein
AKA: GLYCERYL TRIOLEATE, Glycerol trioleate, 122-32-7, Glycerol triolein, Oleic triglyceride, Trioleoylglycerol, Oleic acid triglyceride, Trioleoylglyceride, Glycerin trioleate
Skin Conditioning · Skin Conditioning · EWG: 1
Synthetic
Skin Conditioner
Clean
Triolein is a triglyceride formed by esterification of the three hydroxy groups of glycerol with oleic acid. Triolein is one of the two components of Lorenzo's oil. It has a role as a plant metabolite and a Caenorhabditis elegans metabolite. It is functionally related to an oleic acid.
Solubility Insoluble in water
Formula
C57H104O6
Mol. Weight
885.40
CAS #
122-32-7
Form
Liquid
State
Liquid
See origin →
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
Traditional Use
A natural triglyceride found in olive oil and other plant oils, used for centuries as an emollient in traditional Mediterranean and Middle Eastern skincare. Provides moisturization and skin softening.
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Capric/Lauric/Myristic/Oleic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Caprylic/Capric/Linoleic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Lauric/Palmitic/Oleic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Oleic/Linoleic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Oleic/Palmitic/Lauric/Myristic/Linoleic Triglyceride
European Commission
EU Cosmetic Ingredient Database (CosIng)
Triolein
European Commission
EU Cosmetic Ingredient Database (CosIng)
Caprylic/Capric/Linoleic Triglyceride
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Triolein
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
Interfacial structurization between triolein and water from pH and buffer ions.
Frigerio M, V M Freire R, Soares TA, Amenitsch H, Leser ME et al.
Journal of colloid and interface science, 2024
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR