The ingredient, explained
Sh-oligopeptide-9
sh-Oligopeptide-9 is a single chain recombinant human peptide, produced by fermentation in E. coli. The starting gene is synthesized to be identical to the human gene which codes for Enkephalin which contains a maximum of 267 amino acids. This protein contains 11 amino acids consisting of arginine, glutamic acid, glutamine, glycine, leucine, methionine, phenylalanine, and tyrosine and may contain disulfide bonds and/or sugar. The protein consists of the proper sequence of the 20 standard amino acids
Ingredient guide
What it is and what it does
About this ingredient: EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗
- Humectant
- Helps attract and retain moisture.
- Skin conditioning
- A broad cosmetic role for maintaining skin condition. It does not identify a particular clinical benefit.
- Skin protecting
- A technical role associated with protecting skin from external factors.
Function definitions: European Commission ingredient function definitions (SCCNFP/0299/00, pages 16 to 20) ↗
Registry functions describe possible formulation roles, not results for a finished product. A dictionary entry is not an approval or a safety assessment.
A closer look
What the research shows
We have not yet published a checked study for this exact ingredient. This is a gap in our coverage, not a finding that research does not exist or that the ingredient is ineffective.
Ingredient research is not proof that a product containing this ingredient works.
Follow the formula
Products containing this ingredient
From the wider catalogue. Linked by the ingredient list, without an efficacy ranking.
Names and identifiers
- INCI name on ingredient lists
- SH-OLIGOPEPTIDE-9
Sources for this ingredient record
- EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗ · ODbL 1.0 (Open Beauty Facts database) · Recorded Aug 8, 2026