Gluten Levels in Food: The 20 ppm Debate

Gluten Levels in Food: The 20 ppm Debate

In the United States, 20 parts per million (ppm) has become commonly accepted as the maximum ratio of gluten levels in food deemed safe for people with celiac disease. This premise stems from the U.S. FDA’s rule for packaged foods issued in 2013 that aimed to help...