Good "on paper"
I was looking forward to offer Purizon to our dog, but sadly he doesn't support it at all. He usually has an "iron stomach" and can (and does :-)) eat about anything , but unfortunately the Purizon Black Angus makes him first nauseous over a couple of days and then sick.
My suspicion is, it is not the food itself, but actually the surface/structure of the kibble, which feels like a rasp. So I suspect it causes mechanical irritation.
One way or the other, sadly the rest of the bag will be bin