Sr-(Hexapeptide-40 Sh-Polypeptide-193 Dipeptide-19)
A cosmetic ingredient used as hair conditioning in skincare, haircare, and personal-care products sold in the European Union.
What is it?
sr-(Hexapeptide-40 sh-Polypeptide-193 Dipeptide-19) is a single chain recombinant peptide, produced by fermentation in E. coli. The starting gene is synthesized by the fusion of the gene from Hexapeptide-40, sh-Polypeptide-193, and Dipeptide-19.
What does it do?
Sr-(Hexapeptide-40 Sh-Polypeptide-193 Dipeptide-19) is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Hair conditioning
improves the appearance, feel, and manageability of hair
EU regulatory status
Sr-(Hexapeptide-40 Sh-Polypeptide-193 Dipeptide-19) is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is Sr-(Hexapeptide-40 Sh-Polypeptide-193 Dipeptide-19)?
Sr-(Hexapeptide-40 Sh-Polypeptide-193 Dipeptide-19) is a cosmetic ingredient catalogued in the EU CosIng database. sr-(Hexapeptide-40 sh-Polypeptide-193 Dipeptide-19) is a single chain recombinant peptide, produced by fermentation in E. coli. The starting gene is synthesized by the fusion of the gene from Hexapeptide-40, sh-Polypeptide-193, and Dipeptide-19.
Is Sr-(Hexapeptide-40 Sh-Polypeptide-193 Dipeptide-19) allowed in cosmetics in the EU?
Yes. Sr-(Hexapeptide-40 Sh-Polypeptide-193 Dipeptide-19) is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Sr-(Hexapeptide-40 Sh-Polypeptide-193 Dipeptide-19) do in cosmetic products?
Sr-(Hexapeptide-40 Sh-Polypeptide-193 Dipeptide-19) is declared in the EU cosmetic ingredient inventory with these functions: hair conditioning.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 19/05/2026