<<Disclaimer: Verify this information before applying it to your situation.>> I called Twin Labs about the assertions by Doctor's Trust that Tri Boron Plus contains gltuen.....apparently, so have some others. THERE IS NO GLUTEN IN TRI-BORON PLUS!!!!!! I didn't think so since I am VERY sensititve and have never had a problem. Personally, I wouldn't belive anything Doctor's Trust said... *Support summarization of posts, reply to the SENDER not the CELIAC List*