The Japanese have eaten a diet high in soya for centuries with no problems, it's only now they're eating a more western diet the same problems as we have are creeping in.Don't want to put a dampner on the Lidl High Protein Roll Celebrations but ...
They have a high soya content - not good for the hormones, especially with regard to estrogen!
I do have to admit they are rather tasty though - so one, every so often (not too often mind) will be OK I guess?