Thiotaurine is a sulfur-containing taurine derivative used in skincare for its antioxidant and free-radical scavenging properties, helping protect skin from oxidative stress. It is sometimes incorporated into formulations aimed at supporting skin barrier resilience and reducing oxidative damage.
| Reported effect | How often | Notes |
|---|---|---|
Mild skin irritation | Rare | Occasional redness or stinging reported, typically in sensitive skin. |
Contact dermatitis / allergic reaction | Very rare | Isolated hypersensitivity responses possible with any topical ingredient. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.