Here's the reply from Safeway:

Dear Ella

<<Thank you for your e-mail.
Your comments have been forwarded to the appropriate buying departments at our head office for their attention and review.
However, it maybe of interest to you that we have a dedicated nutritional advice service on 0208 970 3622 who would be happy to discuss such issues with you if you would like.
I hope this maybe of help and thank you again for your feedback.
Kind Regards
Jo >>

Is it a progress or just one of those thank-you-come-again things?