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Detecting Gluten in Food: The differences between Lateral Flow and ELISA testing

Lab Testing

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 […]

What is a Part Per Million Anyway?

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 […]