Ingredient Dictionary

TRIOLEIN

Triolein is a triglyceride formed by esterification of the three hydroxy groups of glycerol with oleic acid.

How much products actually contain

No product states its amount yet.

Of the products containing it, 53 list it before the 1% line and 27 after it (usually 1% or less).

Products using this ingredient

12 of 79 confirmed · likeliest to carry enough first · See all 79

Definition

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.

Source: PubChem

US FDA substance register · UNII O05EC62663 · registered name GLYCERYL TRIOLEATE · single chemical substance

Source: US FDA Unique Ingredient Identifier (UNII)

Cosmetic roles

Keeps skin in good condition (CosIng catch-all)SKIN CONDITIONINGAdjusts thicknessVISCOSITY CONTROLLING

Safety & regulatory references

Not classified under Korea’s toxic-substance GHS list · existing chemical substance

Source: Korea toxic substances GHS register (NIER)

Other restriction: ban substances that deplete the ozone layer

Source: EU CosIng ingredient list

Reviewed by CIR: Amended Safety Assessment of Triglycerides as Used in Cosmetics

Source: US Cosmetic Ingredient Review (CIR)

Reviewed by CIR: Final Report on the Safety Assessment of Trilaurin, Triarachidin, Tribehenin, Tricaprin, Tricaprylin, Trierucin, Triheptanoin, Triheptylundecanoin, Triisononanoin, Triisopalmitin, Triisostearin, Trilinolein, Trimyristin, Trioctanoin, Triolein, Tripalmitin, Tripalmitolein, Triricinolein, Tristearin, Triundecanoin, Glyceryl Triacetyl Hydroxystearate, Glyceryl Triacetyl Ricinoleate, and Glyceryl Stearate Diaceate

Source: US Cosmetic Ingredient Review (CIR)

More data — names, identifiers, properties, test records, literature

Official labels & definitions

JCIA labelling name トリオレイン: 本品は、オレイン酸（＊）とグリセリン（＊）のトリエステルであり、次の化学式で表される。

Source: JCIA labelling names (Japan)

Names & identifiers

TRIOLEININCI트라이올레인Korean label name (MFDS standard)9-Octadecenoic acid, 1,2,3-propanetriyl ester, (Z)-SynonymトリオレインJapanese labelling name

CAS No.chemical registry number: 122-32-7
CAS No.chemical registry number: 6915-08-8
EC No.EU chemical inventory number: 204-534-7
DTXSIDUS EPA chemical ID: DTXSID3026988
DTXCIDUS EPA compound ID: DTXCID006988

IUPAC: Propane-1,2,3-triyl tri[(9Z)-octadec-9-enoate]
Molecular formula: C57H104O6
Molecular weight: 885.453 g/mol

Measured properties

Appearance: Liquid · Colorless to yellowish odorless liquid, [Merck Index] Clear colorless liquid, [MSDSonline]
Odour: Odorless · odourless
Boiling point: 237 °C at 18 atm · Boiling Point at 760 mm Hg = 554 °C /Estimated via extrapolation/
Melting point: -4 °C · -32 °C
Solubility: Insoluble in water · Soluble in chloroform, ether, carbon tetrachloride and slightly soluble in alcohol.
Density: 0.915 at 15 °C/4 °C
Melting/freezing point: -18 ℃
Initial boiling point and range: 237 ℃(18238.5 hPa)
Flash point: 253 ℃
Vapour pressure: &amp, lt, 0 ㎩ (20℃)
Water solubility: &amp, lt, 0.05 ㎎/ℓ (20℃, pH: 6.5~6.8)
Relative density: 0.919
n-Octanol/water partition coefficient (Kow): 23 (log Pow)
Viscosity: 39.884 cP
Molecular weight: 885.432

Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.

Source: PubChem · KOSHA safety data sheets (Korea)

What products actually use it for

What the 16 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.

Lubricating agent5
Softener and conditioner3
Viscosity modifier2
Humectant1
Flotation agent1
Thickening agent1
Dispersing agent1
Defoamer1

1 other uses

Solvent1

Source: US EPA CompTox dashboard