Oxybenzone on an ingredient list: what DermNet and Cleveland Clinic say

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Reviewed October 17, 2026

The short answer

Oxybenzone is a benzophenone, a chemical sunscreen filter that absorbs ultraviolet light. DermNet and Cleveland Clinic both say studies detected it in blood after use, and DermNet says the FDA wants more safety data. Cleveland Clinic still says you should keep wearing sunscreen.

What is it?

DermNet groups it with the benzophenones and says it covers UVB and UVA II fully and UVA I partly. Cleveland Clinic lists it with avobenzone and octinoxate as common chemical sunscreen compounds that absorb UV and release it as heat.

What the sources report

• DermNet: studies have shown several chemical filters, oxybenzone among them, getting into the body. Animal and lab studies suggest oxybenzone, homosalate and octinoxate might affect endocrine activity, and it says the clinical meaning is still being studied.
• DermNet: the FDA has said more information is needed before calling oxybenzone and 11 other filters safe and effective, while the two mineral filters were the ones proposed as meeting that bar.
• Cleveland Clinic: a 2019 study of 24 people detected four filters in blood within a day, and by day four the levels exceeded an FDA guideline. Cleveland Clinic points out it was small, preliminary, done indoors, and used more product than people usually apply.
• Cleveland Clinic (dermatologist Alok Vij, MD): he suggests avoiding avobenzone, oxybenzone, octocrylene and ecamsule because of the unknowns, yet says the benefits of mineral-based sunscreen far outweigh the risks for most people.

Allergy and the environment

• Cleveland Clinic: most sunscreen reactions are sensitivity to ingredients, with oxybenzone given as one example. True allergy is rare, and researchers found fragrance is the most common allergen.
• DermNet: some places, among them Hawaii and Palau, have banned oxybenzone, octocrylene, octinoxate and avobenzone out of concern for coral reefs. Mineral sunscreens are generally favored there.

Where the sources split

Cleveland Clinic suggests avoiding oxybenzone, while DermNet reports that its safety data are not yet settled and stops short of advice. Cleveland Clinic says the benefits of sunscreen are well established. Cleveland Clinic frames the findings as a reason to choose carefully, not to drop sunscreen.

How to read it on a label

US cosmetic labels generally list ingredients from the largest amount down, but anything at 1% or less can appear in any order after those above 1%. Its position does not tell you the exact concentration. Judge the whole product, how it feels on your skin, and what changes when you add or drop it.

What not to conclude

This page does not say oxybenzone is harmful or safe for you, or that you should skip sunscreen. It rests on four articles from two medical publishers. If a product with it irritates your skin, stop using it and ask a dermatologist.