The Index · Organic UV filter (aminobenzoate)
Aminobenzoic Acid
PABA
Legacy sunscreen filter FDA has determined is not GRASE; removed from OTC Monograph M020 by final order OTC000008-1.
LimitedNot GRASE for OTC sunscreen use under OTC000008-1; retained as a regulatory historical entry.
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Aminobenzoic acid (PABA) was a classic UVB filter. FDA final order OTC000008-1 removes it from OTC Monograph M020, concluding sunscreen products containing PABA are not generally recognized as safe and effective[1].
Why it matters
Historical concerns include allergic and photoallergic reactions. FDA’s notice states the agency is unaware of currently marketed U.S. sunscreens still using PABA[1].
Sources · 1
Numbered as cited in the text
Revision history
17 Sept 2026Drafted by botTheSkindex Desk