Is tinned fish good for you? Dietitians approve of tinned fish for many reasons. They contain a variety of vitamins, such as B12 and vitamin D, as well as minerals like calcium and selenium .

If you see these changes on tinned food, DON'T eat it: Expert warns ignoring these signs could be deadly. READ MORE: Women left paralysed from the neck down after eating tinned soup By ZOE HARDY ...