Avobenzone (butyl methoxydibenzoylmethane) is a broad-spectrum organic UV filter that absorbs UVA radiation, helping protect skin from photoaging and UV-induced damage. It is photo-unstable and is typically combined with stabilizing filters such as octocrylene.
| Reported effect | How often | Notes |
|---|---|---|
Contact dermatitis / skin irritation | Uncommon | Mild redness, itching, or stinging in sensitive individuals. |
Allergic contact dermatitis | Rare | True allergic sensitization confirmed by patch testing is infrequent. |
Photoallergic reaction | Rare | Reaction triggered by combined exposure to the ingredient and sunlight. |
Eye irritation | Uncommon | Stinging or watering if the product migrates into the eyes. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.