Green tea extract, rich in polyphenols such as epigallocatechin gallate (EGCG), is used in skincare for its antioxidant and anti-inflammatory properties. It may help reduce oxidative stress, soothe irritation, and offer mild photoprotective support.
| Reported effect | How often | Notes |
|---|---|---|
| Mild skin irritation or redness | Uncommon | May occur in sensitive skin, sometimes related to concentration or other formulation components. |
| Allergic contact dermatitis | Rare | Sensitization to botanical components has been reported in isolated cases. |
| Dryness or stinging | Rare | Possible with alcohol-based or high-polyphenol formulations. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.