TRIPEPTIDE-40 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
TRIPEPTIDE-40
Safety grade: A
Tripeptide-40 is a tiny protein fragment made up of three amino acids linked together. It's designed to help improve skin texture and firmness by supporting the skin's natural structure.
This ingredient conditions and softens the skin while helping to improve skin elasticity and overall skin feel and 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