Skip to content

Bio-identical dipeptide

THREONYL ORNITHINE

CAS -
74

Safety score · 0–100

Fine

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

A short dipeptide built from threonine and ornithine, used in gentle anti-ageing serums and overnight creams. It is generally well tolerated, though efficacy data come mainly from suppliers.

Function

SKIN CONDITIONING

Skin benefits

  • Small dipeptide proposed to support a smoother skin appearance
  • Soluble in aqueous serum systems and easy to formulate
  • Pairs well with humectants such as glycerin and hyaluronic acid
  • Low irritation profile in cosmetic patch tests

Known concerns

  • Independent clinical evidence on this exact dipeptide is limited
  • Anti-ageing efficacy claims rely on supplier in vitro data
  • Stability needs careful pH management

References

EU

EU CosIng database

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

Check your shelf

Find THREONYL ORNITHINE in your products.

Scan any cosmetic product with LuxSense to see if it contains THREONYL ORNITHINE 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.