Olea Europaea (olive) Leaf Extract is derived from olive tree leaves and is rich in polyphenols, primarily oleuropein, valued in skincare for its antioxidant and soothing properties. It helps neutralize free radicals and may provide mild anti-inflammatory and antimicrobial benefits in topical formulations.
| Reported effect | How often | Notes |
|---|---|---|
| Contact irritation | Rare | Mild redness or stinging possible, typically in sensitive skin. |
| Allergic contact dermatitis | Rare | Sensitization to plant polyphenols can occur in predisposed individuals. |
| Cross-reactivity in olive-allergic individuals | Very rare | Reported only anecdotally; data are limited. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.