Humectant

R-Porcine Polypeptide-1

INCI: R-PORCINE POLYPEPTIDE-1

Reviewed by Daisy · Last updated 18 Aug 2026

What Is R-Porcine Polypeptide-1?

r-Porcine Polypeptide-1 is a single chain recombinant porcine protein produced by fermentation in E. coli. The starting gene is directly isolated from a porcine source which codes for Epidermal Growth Factor. The protein contains a maximum of 1214 amino acids and consists of the proper sequence of the 20 standard amino acids.

Its declared cosmetic functions are astringent, humectant and skin conditioning.

Source: European Commission CosIng inventory.

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