BISTHIOPHENE is graded A (Safe) by Expert·ING, based on COSING regulatory data.
BISTHIOPHENE
Safety grade: A
Bisthiophene is a synthetic compound made from linked sulfur-containing rings. It's used in skincare products to help improve skin texture and appearance.
This ingredient conditions and smooths the skin surface, helping to improve skin feel and support a more refined complexion.
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