Oxybenzone
Also known as: benzophenone-3, 2-hydroxy-4-methoxybenzophenone, oxybenzone UV filter
Chemical UVA/UVB sunscreen filter that absorbs UV radiation and converts it to heat.
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Get the appWhat it does
Oxybenzone is a broad-spectrum chemical sunscreen that absorbs both UVA and UVB rays, protecting skin from sun damage and photoaging. It converts absorbed UV energy into harmless heat. Commonly used in sunscreens and photostable formulations.
Benefits
- Broad-spectrum UVA and UVB protection
- Lightweight and cosmetically elegant in formulations
- Photostable compared to some other chemical filters
- Effective at relatively low concentrations (2-6%)
Who it suits
- All skin types seeking sun protection
- Those preferring chemical over physical sunscreens
- Oily or combination skin wanting lightweight coverage
How to use
Apply sunscreen containing oxybenzone generously 15 minutes before sun exposure. Reapply every 2 hours or after swimming or sweating.
Pairs well with
octinoxate, homosalate, avobenzone, zinc oxide
Be careful pairing with
none notable
Safety & cautions
Oxybenzone can penetrate skin and has been detected in blood after topical application; some regulatory bodies restrict its use (banned in Hawaii, limited in EU). May cause contact dermatitis or photoallergy in sensitive individuals. Use as directed; avoid excessive application.
Educational information, not medical advice. Concentration and formulation change how an ingredient behaves.