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Dangerous Caution Safe


Uses: Patent Blue V is not widely used, but can be found in Scotch eggs.

Not recommended for consumption by children.

Banned in Australia, USA and Norway


Description: Patent Blue V is a synthetic blue-violet coal tar dye used only moderately in the food industry.

It is mainly used to colour the lymph vessels, and as a cardiovascular investigative dye. Patent Blue V is also used as an acid base indicator.

Hypersensitivity reactions reported include itching and nettle rash, nausea, low blood pressure, and in rare cases anaphylactic shock.

E131 Patent Blue V                                          

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