What function does POLYQUATERNIUM-103 serve in cosmetics?

According to the EU CosIng inventory, POLYQUATERNIUM-103 carries the following function designation(s): EMULSION STABILISING, OPACIFYING, VISCOSITY CONTROLLING.

InventoryRef 9019810/03/2014

POLYQUATERNIUM-103

Q: How do I check if my formula contains POLYQUATERNIUM-103?

Use the INCI Checker tool on CosIng Checker to paste your full ingredient list and scan it against all EU annex records and allergen flags in one step.

Polyquaternium-103 is the polymeric quaternary ammonium salt formed from hydroxyethylacrylate, sodium acryloyldimethyl taurate and phosphorylcholine methacrylate.

POLYQUATERNIUM-103 is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Inventory details for POLYQUATERNIUM-103

INCI name

POLYQUATERNIUM-103

Description

Polyquaternium-103 is the polymeric quaternary ammonium salt formed from hydroxyethylacrylate, sodium acryloyldimethyl taurate and phosphorylcholine methacrylate.

Annex records for POLYQUATERNIUM-103

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Key data

CAS

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Restriction

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Function

EMULSION STABILISING OPACIFYING VISCOSITY CONTROLLING

How POLYQUATERNIUM-103 appears in the CosIng inventory

The CosIng inventory lists POLYQUATERNIUM-103 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.

POLYQUATERNIUM-103 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

POLYQUATERNIUM-103 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, POLYQUATERNIUM-103 carries the following function designation(s):

Use the INCI Checker tool to paste your full ingredient list and scan it against all EU annex records and allergen flags in one step.

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Source note for POLYQUATERNIUM-103

This page reproduces the CosIng inventory entry for POLYQUATERNIUM-103 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 POLYQUATERNIUM-103 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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