# ACETYL D-PROLYL D-ALANYL D-ISOLEUCINE

URL: https://app.greenveil.ai/ingredients/ingredient_inci_acetyl_d_prolyl_d_alanyl_d_isoleucine
Categories: beauty
Functions: Skin conditioning
Identifier: ACETYL D-PROLYL D-ALANYL D-ISOLEUCINE

> ACETYL D-PROLYL D-ALANYL D-ISOLEUCINE: Used in cosmetics as a skin-conditioning agent. Acetyl D-Prolyl D-Alanyl D-Isoleucine is the product obtained by the reaction of Acetic Acid with the synthetic peptide consisting of D-proline, D-alanine, and D-isoleucine. 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 — Acetyl D-Prolyl D-Alanyl D-Isoleucine is the product obtained by the reaction of Acetic Acid with the synthetic peptide consisting of D-proline, D-alanine, and D-isoleucine.

## 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/105429

_Assessed by Greenveil._