I know this should be in the Health section, but figure it will get more viewers here...
My friend's nearly 13 year old Stafford has been diagnosed with failing kidneys.
She has been given the Hills KD stuff to feed, but the dog refuses to eat it... and actually gets so distressed when offered it, that she stress vomits and pees all over the floor.
Saffi (the dog) has also dropped a lot of weight recently, and has some food intolerances. We have found that she