Question- Which compounds, commonly found in sunscreens, are the most frequent cause of sunscreen allergy?
Answer- Benzophenone-3 (2-hydroxy-4-methoxybenzophe- none) is the most common sunscreen allergen.
The cited reference notes “Synonyms for benzophenone-3 include oxybenzone, Eusolex 4360 (Merck KGaA, Darmstadt, Germany), Uvinul M40 (BASF Japan Ltd, Tokyo, Japan), and diphenylketone.” (Schram SE et al Allergic contact cheilitis from benzophenone-3 in lip balm and fragrance/flavorings. 2007 Dermatitis 18(4):221-224)
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