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Skin Conditioning

TETRAPEPTIDE-29 ARGININAMIDE

70

Safety score · 0–100

Fine

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

A synthetic tetrapeptide carrying a C-terminal arginine amide group. Standard peptide safety profile; limited public evidence.

Tetrapeptide-29 argininamide is a synthetic four-residue peptide terminated with an arginine amide (the C-terminal carboxyl is converted to an amide of arginine). Arginine is a well-tolerated cosmetic amino acid. Small synthetic peptides generally have very low irritation potential. Proprietary sequence; efficacy claims are supplier-generated. No CIR or SCCS review.

Function

HAIR CONDITIONING

Skin benefits

  • Synthetic tetrapeptide with C-terminal arginine amide — typical low irritation
  • Arginine moiety may aid skin tolerance
  • Defined chemical structure

Known concerns

  • Proprietary sequence — limited independent data
  • Supplier-generated efficacy
  • No regulatory review

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.