E Numbers in pet food

The law now states that these have to be listed individually, so please feel free to check the bags/tins for yourself.

Antioxidants 

BHA  aka E320 - has been found to be tumour-producing when fed to rats. In human studies it has been linked with urticaria, angioedema and asthma

BHT aka E321 - banned for use in food in Japan, Romania, Sweden, and Australia. The US has barred it from being ...used in infant foods. So bad McDonalds have voluntarily eliminated it from their products.

Propyl Gallate aka E310 - Banned from children's foods in the US because it is thought to cause the blood disorder methemoglobinemia

Colourants
Iron Oxide aka E172 - Banned in Germany

Indigo Carmine aka E132 - Can cause skin sensitivity, a rash similar to nettle rash, itching, nausea, high blood pressure and breathing problems. One of the colours that the Hyperactive Children's Support Group recommends be eliminated from the diet of children. Banned in Norway.

Tartrazine aka E102 - A trial on 76 children diagnosed as hyperactive, showed that tartrazine provoked abnormal behaviour patterns in 79% of them

Sunset Yellow aka E110 - has been found to damage kidneys and adrenals when fed to laboratory rats. It has also been found to be carcinogenic when fed to animals

Quinoline Yellow aka E104 - One of the colours that the Hyperactive Children's Support Group recommends be eliminated from the diet of children. Banned in Australia, Japan, Norway and the United States.

Titanium Dioxide aka E171 - is found in most pet foods, it is a known carcinogen & it also the basis of the lovely white paint on your windows, ceilings & doors - Banned in Germany

Carbon Black aka E153 - Banned as a food additive in the United States of America. Suspected as a carcinogenic agent.