Researchers Have Thoroughly Shown That Gluten Sensitivity Doesn't Exist
businessinsider.com.au
businessinsider.com.au
That's not even getting into how terribly flawed the selection process was in these studies, and how the selection criteria was designed to exclude those who had been diagnosed with celiac or gluten-sensitive enteropathy in the first place. Or how the first study was so small as to be statistically insignificant. Or how the control also produced gastrointestinal symptoms similar to the experiments.
Also: dude, why don't you worry more about your own diet and less about those of perfect strangers? Who gives a shit why people eat gluten-free? It's their fucking body; quit trying to police their diets because you read some junk science on a blog.