Humectant

Transgenic Silkworm Rh-Polypeptide-47

INCI: TRANSGENIC SILKWORM RH-POLYPEPTIDE-47

Reviewed by Daisy · Last updated 18 Aug 2026

What Is Transgenic Silkworm Rh-Polypeptide-47?

Transgenic Silkworm rh-Polypeptide-47 is a single chain recombinant human peptide, produced by silkworm after insertion of a copy of a human gene into its DNA. The starting gene is directly isolated from a human cell which codes for Collagen Alpha 1. It contains a maximum of 1464 amino acids, which may contain disulfide bonds and/or glycosylation. The protein consists of the proper sequence of the 20 standard amino acids.

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

Source: European Commission CosIng inventory.

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