Quercus Mongolica Leaf Extract is derived from the leaves of the Mongolian oak and is used in skincare primarily for its antioxidant and anti-inflammatory properties, attributed to polyphenols and tannins. It is typically included as a supportive botanical rather than a primary clinical active.
| Reported effect | How often | Notes |
|---|---|---|
Contact irritation | Rare | Mild redness or stinging possible, particularly on sensitive skin. |
Allergic contact dermatitis | Rare | Plant-derived polyphenols and tannins may trigger sensitization in predisposed individuals. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.