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Skin Conditioning

ACETYL TETRA (TRIPEPTIDE-29) DIPEPTIDE-73 HYDROXYPROLINE TRIPEPTIDE-122 TETRA (TRIPEPTIDE-29)

Updated
65

Safety score · 0–100

Fine

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

About

A complex engineered peptide built from multiple numbered tripeptides and a hydroxyproline link. Used for collagen-support claims. Mild by class but no public safety data.

Skin benefits

  • Engineered branched peptide chain for collagen-support signaling
  • Hydroxyproline component echoes collagen amino-acid pool
  • Used at very low percentages

Known concerns

  • Highly engineered and proprietary; no public toxicology
  • Composition is undefined to outside reviewers
  • Long-term outcomes unstudied

References

EU

EU CosIng database

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

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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.