# METHIONYL SH-POLYPEPTIDE-4 DECAPEPTIDE-40

URL: https://app.greenveil.ai/ingredients/ingredient_inci_methionyl_sh_polypeptide_4_decapeptide_40
Categories: beauty
Functions: Antioxidant
Identifier: METHIONYL SH-POLYPEPTIDE-4 DECAPEPTIDE-40

> METHIONYL SH-POLYPEPTIDE-4 DECAPEPTIDE-40: Used in cosmetics as an antioxidant. Canonical ingredient record built from 1 public-source records. Compiled from 1 published data source.

## Safety assessment

- Chemical concern: not yet assessed
- Is it a concern? We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.
- Rationale: Canonical ingredient record built from 1 public-source records.

## Regulatory status

- EU: Active — Methionyl sh-Polypeptide-4 Decapeptide-40 is a single chain recombinant fusion peptide, produced by fermentation in  E. coli.  The starting gene is synthesized by the fusion of the gene from sh-Polypeptide-4 and Decapeptide-40 with the initiation code for methionine.

## Expert safety opinions

- SCCS (EU Scientific Committee on Consumer Safety): no opinion on file.
- CIR (Cosmetic Ingredient Review (US expert panel)): no opinion on file.

## Data sources

- CosIng (updated 2026-09-23): https://ec.europa.eu/growth/tools-databases/cosing/details/94185

_Assessed by Greenveil._