My neck pops all the time. I didn't realize my chronic neck pain was actually joint pain, not muscle pain, until I went gluten free. It's eased up a lot but if I have gluten, or another offending food the pain comes back and my neck pops again.
I am very new to a gluten free diet and am definitely trying to figure out my food triggers too, but I agree with Miles that the Xantham Gum might be an issue. I figured out I was gluten intolerant when going on a vegan/wheat free diet for awhile. I felt wonderful but after a few weeks I started crashing so I had to start eating meat and eggs again in order...
These are so funny. I'm brand new to this board but I can completely relate to this thread. I realized through an elimination diet in March of this year that I'm extremely gluten intolerant and I've also given up dairy which bothers me too. (May re-introduce wheat to get a celiac's diagnosis as I have many classic symptoms but am dreading the process...