TETRAPEPTIDE-8 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
TETRAPEPTIDE-8
Safety grade: A
Tetrapeptide-8 is a small protein fragment made up of four 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 elasticity and promote a more youthful, refined 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