["Antioxidants","Amino-acid derivatives"]
Oxothiazolidinecarboxylic Acid
Antioxidant, detoxifying, protective
Key Benefits
- Supports antioxidant defenses
- Helps condition stressed-looking skin
- Supports a more resilient appearance
- Complements environmental-defense formulas
How It Works
Ingredient Details
INCI Name: Oxothiazolidinecarboxylic Acid
Ingredient Type: ["Cysteine precursor","Antioxidant","Skin-conditioning agent"]
Best For
Normal skin · Combination skin · Oily skin · Mature skin
What It Is
What It Does
Oxothiazolidinecarboxylic Acid FAQs
Common questions about this ingredient in skincare.
What is Oxothiazolidinecarboxylic Acid?
It is a cyclic cysteine precursor used in cosmetics as a skin-conditioning ingredient with antioxidant-support potential.
Is it the same as cysteine?
No. It is a related precursor that can be converted to cysteine in biological systems.
How is it connected to glutathione?
Cysteine is needed to make glutathione. Research outside finished cosmetics shows that this precursor can increase cysteine availability under suitable biological conditions.
Does it detoxify skin?
“Detoxifying” is not a precise cosmetic claim. It is better described as supporting antioxidant pathways that help skin cope with oxidative stress.
Can I combine it with other antioxidants?
It can be formulated alongside other antioxidants, but stability and compatibility depend on the complete product.
Is it suitable for sensitive skin?
Tolerance depends on concentration and the full formula. Patch-test first and avoid applying to irritated or broken skin.
Shop the ingredient
Products Featuring Oxothiazolidinecarboxylic Acid
Related products will appear here when products reference this ingredient.