PG-HYDROLYZED SILK is graded A (Safe) by Expert·ING, based on COSING regulatory data.
PG-HYDROLYZED SILK
Hydrolyzed Silk
Safety grade: A
This ingredient is silk protein that has been broken down into smaller pieces so it can be absorbed by hair and skin. It comes from the cocoons used to make silk fabric.
It coats and moisturizes hair and skin, making them smoother, shinier, and softer while helping to lock in hydration.
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