Is TRIARACHIDIN safe to use in EU cosmetics?

TRIARACHIDIN is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Always verify against the current official CosIng database before formulating.

What function does TRIARACHIDIN serve in cosmetics?

According to the EU CosIng inventory, TRIARACHIDIN carries the following function designation(s): SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SURFACTANT - EMULSIFYING, VISCOSITY CONTROLLING.

What other records share CAS 620-64-4?

CAS 620-64-4 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

How do I check if my formula contains TRIARACHIDIN?

Use the INCI Checker to screen a full ingredient list across selected markets, or use the substance market comparison to review this identity across all supported market datasets.

InventoryRef 8029415/10/2010

TRIARACHIDIN

Propane-1,2,3-triyl triicosanoate

TRIARACHIDIN is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 620-64-4

CAS 620-64-4PubChem CID 522017

Triarachidin

IUPAC name: 2,3-di(icosanoyloxy)propyl icosanoate

Molecular formula: C63H122O6
Molecular weight: 975.6 g/mol
Exact mass: 974.92414161 Da
XLogP3: 28.4
Topological polar surface area: 78.9 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 6
Covalent units: 1
Defined stereocentres: 0

Also known as

TriarachinGlyceryl triarachidateEicosanoic acid, 1,2,3-propanetriyl esterEicosanoin, tri-1,2,3-Propanetriol trieicosanoate48RPR95FW8EINECS 210-646-7DYNASAN 120

16 more reported names

Glycerol triarachinateRefChem:899049TRIARACHIDIN [INCI]1,2,3Triarachinoylglycerol1,2,3TrieicosanoylglycerolPropane1,2,3triyl triicosanoate1,2,3Propanetriol trieicosanoateEicosanoic acid, 1,2,3propanetriyl esterTriarachineTriarachidoylglycerolPropane-1,2,3-triyl triicosanoateGlycerol TrieicosanoateTriaachidinGlycerol triarachidate1,2,3-trieicosanoyl-glycerol1,2,3-trieicosanoyl-sn-glycerol

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID901018697
PubMed:21075380
PubMed:11800053

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for TRIARACHIDIN

INCI name

TRIARACHIDIN

Description

Propane-1,2,3-triyl triicosanoate

Record provenance

Inventory reference: 80294
Imported identity: TRIARACHIDIN
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for TRIARACHIDIN

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Key data

CAS

620-64-4

210-646-7

Restriction

—

Function

SKIN CONDITIONING: Maintaining the skin in good condition.
SKIN CONDITIONING - EMOLLIENT: Acting as lubricants on the skin surface providing the skin with a soft and smooth appearance.
SURFACTANT - EMULSIFYING: Helping suspensions or dispersions of liquids in a second liquid by reducing the surface tension of the substances to be emulsified.
VISCOSITY CONTROLLING: Increasing or decreasing the viscosity (thickness) of cosmetics.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#29035 · TRIARACHIDIN

Ingredients with overlapping formulation functions

TISOCHRYSIS LUTEA WAXPLASTICISER; VISCOSITY CONTROLLING

TITANIUM BIS(HYDROGEN PHOSPHATE)SKIN CONDITIONING, SLIP MODIFIER, VISCOSITY CONTROLLING

TOURMALINEVISCOSITY CONTROLLING

TRIACONTANYL PVPFILM FORMING, HUMECTANT, VISCOSITY CONTROLLING

TRIBRASSICYL CITRATEVISCOSITY CONTROLLING

TRIDECETH-2 CARBOXAMIDE MEASURFACTANT - CLEANSING, SURFACTANT - FOAM BOOSTING, VISCOSITY CONTROLLING

TRIDECYL ALCOHOLEMULSION STABILISING, FRAGRANCE, REFATTING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, VISCO…

TRIERUCINSKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, VISCOSITY CONTROLLING

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How TRIARACHIDIN appears in the CosIng inventory

The CosIng inventory lists TRIARACHIDIN as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

TRIARACHIDIN is also tagged with 4 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

TRIARACHIDIN is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, TRIARACHIDIN carries the following function designation(s):

CAS 620-64-4 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Use the INCI Checker to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

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Source note for TRIARACHIDIN

This page reproduces the CosIng inventory entry for TRIARACHIDIN from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research TRIARACHIDIN and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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Tools & next steps

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