Hi Mary -
Yes, I could very much relate to your comments. In fact, I printed out your question and Dr. McCandless' response, and have been showing it to people whom I'm trying to convince that this biomedical approach makes sense for issues outside the autistic spectrum. (hope that's OK with you...)
Our particular interest is mood disorders - bipolar disorder in particular.
We've been gluten-free, casein-free for 2 years, which improved things greatly, but hasn't been enough. I recently learned about Dr. McCandless and her book, and it has given me new hope that might be able to treat