A dark bluish-violet synthetic coal tar dye.
Not widely used but can be found in Scotch eggs and is used
diagnostically to colour lymph vessels.
Best avoided by people with allergy reactions as it can cause
skin sensitivity, a rash similar to nettle rash, itching, nausea,
low blood pressure, tremors and breathing problems.
Not recommended for consumption by children.
Banned in Australia, USA and Norway.
foods, suppliers of serrano ham and spanish foods