PENTAPEPTIDE-33 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
PENTAPEPTIDE-33
Safety grade: A
Pentapeptide-33 is a small chain of amino acids (the building blocks of proteins) created in a laboratory. It works to improve skin texture and appearance by supporting the skin's natural structure and firmness.
This ingredient conditions and improves skin by helping to maintain skin elasticity, smoothness, and overall texture for a more youthful appearance.
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