This ruling comes after many years without a standard for gluten-free labeling. Sales of gluten-free products have tripled since 2008, making the category difficult to moderate without an official ruling from the government — and frustrating for customers looking to decrease their gluten intake. This final ruling sets a gluten limit of 20 parts per million in products labeled gluten-free.
So, whether you suffer from Celiac, or simply have a sensitivity towards gluten, you can now trust that the GF foods you buy will be safe — hurrah! (New York Times)