Taurine is an amino sulfonic acid used in skincare as an antioxidant and cell-volume-regulating osmolyte that helps maintain hydration and protect cells from oxidative and osmotic stress. It is generally well tolerated and serves a supportive, conditioning role in formulations.
| Reported effect | How often | Notes |
|---|---|---|
Mild transient irritation or stinging | Rare | Possible on compromised or sensitive skin, typically minor. |
Allergic contact dermatitis | Very rare | Isolated sensitization reports; uncommon for this ingredient. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.