He was also angry at the lack of proper testing on humans before the introduction of the new products. We are very careful to test other things we expose ourselves to, like drugs or shampoo. That doesn't seem to be the case with soya. Greenpeace says that within months half of all food could contain genetically-manipulated ingredients. They say labelling is not practical because the new beans are mixed with other soya beans at the farm and through every stage of processing.
Customers benefit because farmers can use less herbicide.
The makers say people who are not allergic to other soya beans will not be allergic to the new beans.