SH-POLYPEPTIDE-55 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
SH-POLYPEPTIDE-55
Safety grade: A
This is a chain of amino acids (the building blocks of proteins) created in a laboratory. It works similarly to natural proteins found in skin to help maintain its health and appearance.
This ingredient conditions and moisturizes the skin by helping it retain water and maintain a smooth, supple texture.
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