PENTAPEPTIDE-34 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
PENTAPEPTIDE-34
Safety grade: A
Pentapeptide-34 is a small chain of amino acids (the building blocks of proteins) created in a laboratory. It works to help improve skin texture and firmness by supporting the skin's natural structure.
This ingredient conditions and improves the appearance of skin by promoting firmness and elasticity, helping to maintain a smoother, more youthful-looking complexion.
Graded using: COSING.
Last verified: May 26, 2026
Other Skin Conditioning ingredients
- TOCOPHEROL — Grade A
- PROPYLENE GLYCOL — Grade A**
- XANTHAN GUM — Grade A
- DIMETHICONE — Grade A
- TOCOPHERYL ACETATE — Grade A
- PANTHENOL — Grade A
- CAPRYLYL GLYCOL — Grade A
- ETHYLHEXYLGLYCERIN — Grade A