Are you working to improve your ability to tell me if it’s below 20 ppm? Stacy Boise July 01, 2017 08:05 Follow Yes, we want to provide as much information as we can but we have to work within the limitations of the chemistry. We’re always looking for ways to improve the Nima experience. Visit the Nima store. Related articles What’s Nima's level of detection? How do I determine the PPM of gluten in my sample? How will I know if the gluten level is less than 20 ppm? How do I clean Nima? If I get a "No Test Result" message, can I run the same capsule through the test again? Comments 0 comments Please sign in to leave a comment.