What function does ISOSTEARIC ACID serve in cosmetics?

According to the EU CosIng inventory, ISOSTEARIC ACID carries the following function designation(s): BINDING, CLEANSING, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING.

InventoryRef 7784015/10/2010

ISOSTEARIC ACID

Q: How do I check if my formula contains ISOSTEARIC ACID?

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.

Isooctadecanoic acid

ISOSTEARIC ACID 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 ISOSTEARIC ACID

INCI name

ISOSTEARIC ACID

Description

Isooctadecanoic acid

Annex records for ISOSTEARIC ACID

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Key data

CAS

30399-84-9 / 2724-58-5

250-178-0

Restriction

—

Function

BINDING CLEANSING SURFACTANT - CLEANSING SURFACTANT - EMULSIFYING

How ISOSTEARIC ACID appears in the CosIng inventory

The CosIng inventory lists ISOSTEARIC ACID 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.

ISOSTEARIC ACID 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

ISOSTEARIC ACID 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, ISOSTEARIC ACID carries the following function designation(s):

CAS 30399-84-9 / 2724-58-5 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 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 ISOSTEARIC ACID

This page reproduces the CosIng inventory entry for ISOSTEARIC ACID 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 ISOSTEARIC ACID 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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