Rh-Polypeptide-4
A cosmetic ingredient used as skin conditioning in skincare, haircare, and personal-care products sold in the European Union.
What is it?
rh-Polypeptide-4 is a single chain recombinant human peptide, produced by fermentation in E. coli or Pichia pastoris. The starting gene is directly isolated from a human cell which codes for Stem Cell Factor. It contains a maximum of 273 amino acids which may contain disulfide bonds and/or glycosylation. The protein consists of the proper sequence of the 20 standard amino acids
What does it do?
Rh-Polypeptide-4 is listed in the EU cosmetic ingredient inventory with the following declared functions:
-
Skin conditioning
improves the appearance, feel, and condition of skin
EU regulatory status
This ingredient is banned in the European Union.
Rh-Polypeptide-4 is listed under Annex II of EU Cosmetics Regulation 1223/2009 (entry 416), making it prohibited in cosmetic products placed on the EU market.
Frequently asked questions
What is Rh-Polypeptide-4?
Rh-Polypeptide-4 is a cosmetic ingredient catalogued in the EU CosIng database. rh-Polypeptide-4 is a single chain recombinant human peptide, produced by fermentation in E. coli or Pichia pastoris. The starting gene is directly isolated from a human cell which codes for Stem Cell Factor. It contains a maximum of 273 amino acids which may contain disulfide bonds and/or glycosylation. The protein consists of the proper sequence of the 20 standard amino acids
Is Rh-Polypeptide-4 allowed in cosmetics in the EU?
No. Rh-Polypeptide-4 is banned for use in cosmetic products in the EU under Annex II of Regulation 1223/2009.
What does Rh-Polypeptide-4 do in cosmetic products?
Rh-Polypeptide-4 is declared in the EU cosmetic ingredient inventory with these functions: skin conditioning.
What is the CAS number of Rh-Polypeptide-4?
The CAS (Chemical Abstracts Service) number for Rh-Polypeptide-4 is -.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010