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InventoryRef cosing-live-1009032023-12-07

MALASSEZIN

Malassezin is the organic compound that conforms to the formula

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

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.

Chemical identity and properties

PubChem 2D chemical structure for CAS 352712-51-7
CAS 352712-51-7PubChem CID 10265357

2-((1H-indol-3-yl)methyl)-1H-indole-3-carbaldehyde

IUPAC name
2-(1H-indol-3-ylmethyl)-1H-indole-3-carbaldehyde
Molecular formula
C18H14N2O
Molecular weight
274.3 g/mol
Exact mass
274.110613074 Da
XLogP3
3.6
Topological polar surface area
48.7 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

malassezin2-[(1H-indol-3-yl)methyl]-1H-indole-3-carbaldehyde1H-Indole-3-carboxaldehyde, 2-(1H-indol-3-ylmethyl)-
External database identifiers

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

Official European Commission record

CosIng substance ID
100903
Published in the Official Journal
Yes
Recorded by the Commission
2023-12-07
Open this entry in the official CosIng database

Fields as published by the European Commission. The link opens the entry itself, not a search for it.

Inventory details for MALASSEZIN

INCI name

MALASSEZIN

Description

Malassezin is the organic compound that conforms to the formula

Record provenance

Inventory reference
cosing-live-100903
Imported identity
MALASSEZIN
Source update
2023-12-07
European Commission CosIng source notes

Key data

EC
—
Restriction
—
Function
ANTIOXIDANT
Inhibiting reactions promoted by oxygen, thus avoiding oxidation and rancidity.
SKIN CONDITIONING - MISCELLANEOUS
Enhancing the appearance of dry and/or damaged skin by reducing flaking and restoring suppleness.

Official EU ingredient-name evidence

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

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How MALASSEZIN appears in the CosIng inventory

The CosIng inventory lists MALASSEZIN 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.

MALASSEZIN is also tagged with 2 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

MALASSEZIN 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, MALASSEZIN carries the following function designation(s):

CAS 352712-51-7 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.

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

Source note for MALASSEZIN

This page reproduces the CosIng inventory entry for MALASSEZIN 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 MALASSEZIN and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

Tools & next steps

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