Betula Alba (white birch) Bark Extract is a plant-derived ingredient used in skincare for its antioxidant, soothing, and astringent properties, often attributed to compounds like betulin and betulinic acid. It is typically included to help calm skin and protect against environmental stressors.
| Reported effect | How often | Notes |
|---|---|---|
| Contact irritation | Uncommon | Mild redness or stinging possible, particularly on sensitive skin. |
| Allergic contact dermatitis | Rare | Birch-derived botanicals may trigger reactions in individuals with birch pollen or tree allergies. |
| Cross-reactivity in atopic individuals | Rare | People sensitized to birch allergens may experience cutaneous reactions. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
Peer-reviewed papers on this ingredient, via PubMed.