# RS-CHAETOCEROS NEOGRACILE POLYPEPTIDE-1

URL: https://app.greenveil.ai/ingredients/ingredient_inci_rs_chaetoceros_neogracile_polypeptide_1
Categories: beauty
Functions: Skin conditioning, Skin protecting
Identifier: RS-CHAETOCEROS NEOGRACILE POLYPEPTIDE-1

> RS-CHAETOCEROS NEOGRACILE POLYPEPTIDE-1: Used in cosmetics as a skin-conditioning agent and a skin protectant. 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 — rs-Chaetoceros Neogracile Polypeptide-1 is a single chain recombinant protein produced by fermentation in E. coli. The starting gene is a synthetically derived copy of the gene from Chaetoceros neogracile which codes for an isoform with 73.9% homology to Antifreeze protein. The protein contains a maximum of 282 amino acids which may contain disulfide bonds and/or glycosylation, and consists of the proper sequence of the 20 standard amino acids.

## 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/96353

_Assessed by Greenveil._