Hopefully she sees this thread.
I do have the book but I don't use any of that stuff. I use another supplement, so that would be balance but her actual food isn't (I don't think)...
It is very confusing. I am beginning to think whoever came up with the ca/phos ratio doesn't know what they are talking about because humans don't have those needs, do they? It seems in the wild dogs wouldn't get exact amounts of anything.