Green tea leaf extract is rich in polyphenols, particularly catechins like EGCG, which provide antioxidant and anti-inflammatory benefits in topical formulations. It is used to help protect skin against oxidative stress and to soothe irritation.
| Reported effect | How often | Notes |
|---|---|---|
Mild skin irritation or redness | Rare | Occasional transient irritation, more likely with high concentrations or sensitive skin. |
Allergic contact dermatitis | Very rare | Isolated case reports; sensitization to green tea components is uncommon. |
Dryness or tightness | Rare | Reported infrequently, sometimes related to other formulation components. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.