Is TRIPEPTIDE-21 safe to use in EU cosmetics?

TRIPEPTIDE-21 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.

InventoryRef 8343215/10/2010

TRIPEPTIDE-21

Q: How do I check if my formula contains TRIPEPTIDE-21?

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.

Tripeptide-21 is a synthetic peptide consisting of glycine, lysine and proline; Glycine, synthetic tripeptide with lysine and proline

TRIPEPTIDE-21 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 TRIPEPTIDE-21

INCI name

TRIPEPTIDE-21

Description

Tripeptide-21 is a synthetic peptide consisting of glycine, lysine and proline; Glycine, synthetic tripeptide with lysine and proline

Annex records for TRIPEPTIDE-21

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Key data

CAS

—

Restriction

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Function

SKIN CONDITIONING

How TRIPEPTIDE-21 appears in the CosIng inventory

The CosIng inventory lists TRIPEPTIDE-21 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.

TRIPEPTIDE-21 is also tagged with 1 cosmetic function 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

TRIPEPTIDE-21 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, TRIPEPTIDE-21 carries the following function designation(s):

SKIN CONDITIONING

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 TRIPEPTIDE-21

This page reproduces the CosIng inventory entry for TRIPEPTIDE-21 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 TRIPEPTIDE-21 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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Scan a full INCI list to detect TRIPEPTIDE-21 and any linked EU annex restrictions or allergen flags.

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Search similar ingredients

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