1. Ultraviolet Absorption: Avobenzone is a broad-spectrum ultraviolet A (UVA) absorber. It absorbs UV radiation in the UVA wavelength range to help protect the skin from UV damage.

2. Sunscreen Effect: Commonly used in sunscreens and lotions to provide UVA protection. It reduces direct damage to the skin, lowering the risk of sunburn, tanning, and skin cancer.

3. Stability: To improve its stability against oxygen and UV degradation, it is often formulated with other absorbers (like Octocrylene) or stabilizers.

4. Safety: Generally considered safe at appropriate concentrations. It is recommended to perform a skin test if you have sensitive skin or known allergies to cosmetic ingredients.