What we found
The EU requires a warning label — 'may have an adverse effect on activity and attention in children' — based on the 2007 Southampton study; it is not banned or restricted.
Source: EU Regulation (EUR-Lex) ↗By product type
In foodCaution
Synthetic azo dye used in food products as a yellow colourant (Tartrazine). Caution: EU requires the warning 'may have an adverse effect on activity and attention in children' (Reg 1333/2008 Annex V); US requires declaration by name.
In cosmeticsFair
Synthetic azo dye used in cosmetic products as a yellow colourant (CI 19140). Fair: permitted colourant without notable restriction.
In cleaning productsFair
Also labeled as: Yellow Dye 5, Tartrazine, Fd&C Yellow No. 5
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