[Bobby dog]

Hi Jo D:
Perhaps discuss with your Vet(s) that you would like to consult with a Vet nutritionist. They may have one to recommend that they work with.

ACVN directory:
http://www.acvn.org/directory/

Here are some nutrition services from various Vet schools:
http://www.aavn.org/nutrition-resources.pml

Here’s some info from the U of M Urolith Center that may be helpful:
http://www.cvm.umn.edu/depts/minnesotaurolithcenter/recommendations/home.html