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SH-TETRAPEPTIDE-39 ACETATE

85

Safety score · 0–100

Good

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

A stabilized synthetic tetrapeptide (SH-Type) used in advanced anti-aging skincare for its collagen-stimulating and skin-barrier strengthening properties.

SH-Tetrapeptide-39 is a synthesised peptide of the SH-class (palmitoyl-terminated type) designed for improved skin delivery and resistance to degradation. The SH designation refers to the N-terminal fatty acid (often stearyl or palmitoyl) modification that enhances skin penetration. Listed in EU CosIng without restrictions, these peptide types have been used safely in cosmetics for over a decade with no significant concerns reported.

Skin benefits

  • Collagen synthesis stimulation
  • Skin barrier strengthening
  • Improved delivery via fatty acid modification
  • Anti-wrinkle

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.