SH-POLYPEPTIDE-19 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
SH-POLYPEPTIDE-19
Safety grade: A
This is a small chain of amino acids (the building blocks of proteins) created in a laboratory. It's designed to help improve the skin's texture and appearance by mimicking natural proteins found in skin.
This ingredient conditions and helps improve skin by supporting the skin's natural structure and promoting a smoother, more hydrated 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