Skip to content

Skin Conditioning

HEXAPEPTIDE-103

CAS 2231404-29-6
70

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A six-amino-acid synthetic peptide (CAS 2231404-29-6) marketed for skin conditioning. Trace use levels and benign chemistry; limited independent data.

Hexapeptide-103 (CAS 2231404-29-6) is a synthetic six-amino-acid peptide used as a skin-conditioning active. The assigned CAS indicates a defined chemical entity; the peptide is supplied at parts-per-million concentrations in cosmetics. There is no SCCS or CIR opinion; toxicology rests on supplier dossiers. Short cosmetic peptides as a class are generally non-sensitizing and rapidly metabolised on the skin.

Function

SKIN PROTECTING, SKIN CONDITIONING - HUMECTANT

Skin benefits

  • Targeted skin-conditioning peptide
  • Used at parts-per-million levels
  • Has an assigned CAS number, indicating a defined entity

Known concerns

  • Limited public toxicology data
  • Efficacy claims supplier-driven
  • No SCCS or CIR opinion

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Related skin conditionings

Check your shelf

Find HEXAPEPTIDE-103 in your products.

Scan any cosmetic product with LuxSense to see if it contains HEXAPEPTIDE-103 and get a full ingredient breakdown with safety scores.

This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.