Last time Heidi was kind enough to have me guest post, we talked a bit about the ways that different antibodies are used to check foods for gluten — and I ruined Where’s Waldo for a few people. Today, I want to talk a bit about the way different tests use those antibodies to check […]
Detecting Gluten in Food: The differences between Lateral Flow and ELISA testing
posted on April 26, 2012 by
What is a Part Per Million Anyway?
posted on October 21, 2009 by
When I was first diagnosed with CD in May of 2005, the Codex Alimentarius standard for “gluten-free” was 200 ppm (ppm stands for Parts Per Million). It is now 20 ppm. I even read on Celiac.com that at one point (article was written in 2000), anything lower than 500 ppm was considered “safe.” As you […]