Gluten Contamination of Gluten-Free Foods Sold in the US

Thomas Grace and I recently published two years worth of testing data from Gluten Free Watchdog in the journal Practical Gastroenterology. The pdf is available here.

Excerpt: The Food and Drug Administration (FDA) recently released the long awaited rule
on the labeling of food as gluten-free. Labeled gluten-free food regulated by the FDA
and sold in the United States must contain less than 20 parts per million (ppm) of
gluten. The objective of this evaluation is to assess the actual gluten content of labeled
gluten-free foods sold in the United States, as there is very little publicly available data.The Food and Drug Administration (FDA) recently released the long awaited rule.