Olive leaf extract is a plant-derived ingredient rich in oleuropein and other polyphenols, used in topical formulations for its antioxidant and anti-inflammatory properties. It may help protect skin from oxidative stress and is sometimes included for soothing and conditioning effects.
| Reported effect | How often | Notes |
|---|---|---|
Contact irritation | Rare | Mild redness or stinging possible, particularly on sensitive skin. |
Allergic contact dermatitis | Rare | Sensitization to plant polyphenols or botanical components can occur in predisposed individuals. |
Cross-reactivity in olive-allergic individuals | Very rare | Theoretical risk in people with known olive pollen or fruit allergy. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.