They tested people to see if it was the FODMAPS or the Gluten in NCGS, basically it was both, and also surprisingly, whey protein. User mandibbley, in the Science focused on Gluten subreddit, 19 Feb 2018
No Effects of Gluten in Patients With Self-Reported Non-Celiac Gluten Sensitivity After Dietary Reduction of FODMAPs User katkinsk, in the Advanced Fitness subreddit, 09 Jan 2015
Wheat Company George Weston Foods funds study to claim Gluten Intolerance doesn't exist and the guy who created a NEW DIET called FODMAP diet, Dr. Peter Gibson is the one doing the study to claim Gluten Intolerance does not exist User powerrun99, in the gluten-free subreddit, 20 May 2014
Your non-celiac gluten allergy is bullshit (maybe) User semiotix, in the Ketogains subreddit, 15 May 2014