Sunscreen filters & others

4-MBC

Banned in European Union and United Kingdom; not specifically regulated in Nigeria.

Why it matters

EU scientists found evidence that 4-MBC disrupts thyroid and oestrogen hormones, and no safe concentration could be set.

What to look for on the label

4-Methylbenzylidene camphor, enzacamene.

Full name: 4-MBC (4-methylbenzylidene camphor)

Country by country

Around the worldBanned in European Union and United Kingdom; not specifically regulated in Nigeria.

Why: EU scientists found evidence that 4-MBC disrupts thyroid and oestrogen hormones, and no safe concentration could be set.

How 4-MBC (4-methylbenzylidene camphor) is treated in Nigeria and other markets
PlaceStatus
Nigeriano specific ruleNot named in NAFDAC labelling, bleaching-agent or registration rules.
European UnionbannedAnnex II 1730: no placing on market from 1 May 2025; off shelves from 1 May 2026.
United KingdombannedAnnex 2 from 15 Jul 2026; existing stock sellable until 14 Jan 2027 (SI 2026/23).
United StatesrestrictedNot a permitted sunscreen active; FDA tentatively found enzacamene not GRASE (2015).
Canadamedicine onlyAllowed only as non-prescription drug sunscreen ingredient, max 4% (UVB).

More about 4-MBC

Sources: NAFDAC cosmetics registration guidelines · Reg (EU) 2024/996, EUR-Lex · UK SI 2026/23 · Federal Register 80 FR 10026 · Health Canada Sunscreen Monograph (Feb 2026). Checked 2026-10-19; rules change, so check the regulator before relying on it.

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