Is LAUROYL LYSINE safe to use in EU cosmetics?

LAUROYL LYSINE 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 LAUROYL LYSINE serve in cosmetics?

According to the EU CosIng inventory, LAUROYL LYSINE carries the following function designation(s): HAIR CONDITIONING, SKIN CONDITIONING, VISCOSITY CONTROLLING.

What other records share CAS 52315-75-0?

CAS 52315-75-0 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 LAUROYL LYSINE?

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 3494015/10/2010

LAUROYL LYSINE

N6-(1-Oxododecyl)-L-lysine

LAUROYL LYSINE 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 52315-75-0

CAS 52315-75-0PubChem CID 104151

Lauroyl Lysine

lauroyl lysine has been reported in Streptomyces mobaraensis with data available. — LOTUS - the natural products occurrence database

IUPAC name: (2S)-2-amino-6-(dodecanoylamino)hexanoic acid

Molecular formula: C18H36N2O3
Molecular weight: 328.5 g/mol
Exact mass: 328.27259301 Da
XLogP3: 2.2
Topological polar surface area: 92.4 Å²
Hydrogen-bond donors: 3
Hydrogen-bond acceptors: 4
Covalent units: 1
Defined stereocentres: 1

Also known as

L-Lysine, N6-(1-oxododecyl)-N6-Lauroyl-L-lysinelauroyllysineN6-(1-Oxododecyl)-L-lysineORISTAR LOLAMIHOPE LLFAMEX L 12CORUM 5105

16 more reported names

LYSINE, N6-LAUROYL-, L-EINECS 257-843-4RefChem:798579LAUROYL LYSINE [INCI]n6-dodecanoyl-l-lysine(S)-2-Amino-6-dodecanamidohexanoic acidNepsilon-Lauroyl-L-LysineN6-lauroyl lysineN6-dodecanoyl lysineH-Lys(Lauroyl)-OHH-L-Lys(lauroyl)-OHN~6~-Dodecanoyl-L-lysineUNII-113171Q70BN-.EPSILON.-LAUROYL-L-LYSINECS-0064252N6-dodecanoyl-l-lysine; N-epsilon-lauroyl-L-lysine; (2S)-2-amino-6-(dodecanoylamino) hexanoic acid

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID80885998
PubMed:19433221
PubMed:18598910
PubMed:16390180

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 LAUROYL LYSINE

INCI name

LAUROYL LYSINE

Description

N6-(1-Oxododecyl)-L-lysine

Record provenance

Inventory reference: 34940
Imported identity: LAUROYL LYSINE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for LAUROYL LYSINE

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Key data

CAS

52315-75-0

257-843-4

Restriction

—

Function

HAIR CONDITIONING: Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.
SKIN CONDITIONING: Maintaining the skin in good condition.
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.

#15017 · LAUROYL LYSINE

Ingredients with overlapping formulation functions

LAURAMIDOPROPYL BETAINEANTISTATIC, CLEANSING, HAIR CONDITIONING, SKIN CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - F…

LAURAMIDOPROPYL HYDROXYSULTAINEANTISTATIC, CLEANSING, HAIR CONDITIONING, SKIN CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - F…

LAURAMINE OXIDEANTISTATIC, CLEANSING, HAIR CONDITIONING, PERFUMING, SURFACTANT - CLEANSING, SURFACTANT - FOAM BOOS…

LAURDIMONIUM HYDROXYPROPYL (ARGININE/GLUTAMIC ACID/ISOLEUCINE/LEUCINE/LYSINE/PH…CLEANSING, HAIR CONDITIONING, SURFACTANT - CLEANSING, SURFACTANT - FOAM BOOSTING, VISCOSITY CONTROL…

LAUROYL POLYNEOPENTYL GLYCOL ADIPATEVISCOSITY CONTROLLING

LAUROYL POLYNEOPENTYL GLYCOL ADIPATE PHTHALTE/PEI-45 CROSSPOLYMERVISCOSITY CONTROLLING

LAUROYL/MYRISTOYL METHYL GLUCAMIDEHAIR CONDITIONING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SURFACTANT - CLEANSING, VISCOS…

LAURYL ALCOHOLEMULSION STABILISING, SKIN CONDITIONING - EMOLLIENT, SURFACTANT - EMULSIFYING, 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 LAUROYL LYSINE appears in the CosIng inventory

The CosIng inventory lists LAUROYL LYSINE 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.

LAUROYL LYSINE is also tagged with 3 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

LAUROYL LYSINE 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, LAUROYL LYSINE carries the following function designation(s):

CAS 52315-75-0 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 LAUROYL LYSINE

This page reproduces the CosIng inventory entry for LAUROYL LYSINE 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 LAUROYL LYSINE 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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