SH-POLYPEPTIDE-25 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
SH-POLYPEPTIDE-25
Silk Polypeptide
Safety grade: A
This ingredient is a protein derived from silk that works to soften and smooth your skin. It helps your skin retain moisture and feel more supple.
Silk polypeptide conditions the skin by forming a lightweight protective layer that improves hydration, softness, and overall skin 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