Summer 2011, there was a big deal international conference for gastroenterologists, etc. In fall, 2011, a large group of them published a concensus paper to try to establish the terms used when discussing the various conditions related to wheat (Baker's asthma, celiac, etc) and this paper makes the term NCGS or non-celiac gluten sensitivity, official.
You may not need that Heartburn supplement at all soon!
When you say: "If that info is not correct (as much of the info out there is) I don't have to be as concerned about every little glutenous crumb" That makes me a little nervous. All my spouses tests and biopsy were negative but he needs to be very careful. He can't just take the hamburger off the bun. I am not sure what you mean and so I am a little nervous for you.
Keep an eye on the dates for anything you read about NCGS. It is a dynamic field of research so ignore the older stuff. Anything Dr. Fasano writes is worth reading.
I took the same route as you - gluten free all the way. I do not allow it in my home. Why - because gluten stole from me. Years.
And then, the oddest thing happened, and I got the biggest surprise payoff for my "sacrifice" - I got rid of my migraines, my 19 day a month chronic migraine problem - gone just like that.
Everything you describe, including your both not feeling well, sounds very, very familiar to our experience about 5 years ago.
Anyway, I have 3 suggestions. Periodically, stop all supplements for at least a week, and add them back in slowly, one at a time.
Get some real sun. without sunscreen. every day if possible.
Read up on the Paleo diet, and not just the Cordain version. If you tell your family you're eating Paleo, they will think you are trendy, and a little less crazy. Paleos give up all grains, not just gluten, voluntarily. They are not however (due to ignorance) strictly gluten-free. The shortest possible intro to the Paleo diet here: