Steve Griffith.
I'll get his contact info from Jbird, the guy also has a chemical co. that supplies the hospital HVAC. I think he's more of a practical approach, this is the guy who self-hypnotized for pain management when he was on a flight from Colorado with a ruptured appendix.

and the possible addiction...
To be honest, it wasn't as apparent when it was gut issues and health-related, but lately I've started thinking "maybe this is a little more overboard than just being fixated on changing her diet."