NONAPEPTIDE-24 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
NONAPEPTIDE-24
Safety grade: A
This is a short chain of amino acids (the building blocks of proteins) that is designed to improve skin texture and appearance. It works by helping to support the skin's natural structure and firmness.
Nonapeptide-24 conditions and softens the skin by supporting its natural moisture balance and helping to improve skin elasticity and smoothness.
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