THIOMORPHOLINONE is graded A (Safe) by Expert·ING, based on COSING regulatory data.
THIOMORPHOLINONE
Safety grade: A
Thiomorpholinone is a synthetic chemical compound that helps protect skin from damage and keeps it healthy. It works by preventing harmful oxidation processes that can age skin and degrade product quality.
This ingredient protects skin and cosmetic formulations from oxidative damage while improving skin texture and hydration.
Graded using: COSING.
Last verified: May 26, 2026
Other Antioxidant ingredients
- TOCOPHEROL — Grade A
- TOCOPHERYL ACETATE — Grade A
- BHT — Grade C**
- ASCORBYL PALMITATE — Grade A
- HYDROXYACETOPHENONE — Grade A
- PENTAERYTHRITYL TETRA-DI-T-BUTYL HYDROXYHYDROCINNAMATE — Grade A
- ASCORBIC ACID — Grade A
- CAMELLIA SINENSIS LEAF EXTRACT — Grade A