22
Jan
2026
06
Sep
2023
When the NIMA Partners gluten sensor result appears at odds with the visual reading of the LFD test strip
September 6, 2023 In the experimental work undertaken for our study, Consumer-Led Investigation into Potential Issues That Arise When Testing Dairy Matrixes for Gluten with the NIMA Sensor* we observed a possible disconnect between the result reported by the NIMA sensor and an interpretation of the LFD strip result when assessed by eye (e.g., regardless of sensor reading--smile, gluten found, no test result--the three LFD test strips in the photo look very similar). For more information, please see the study link...
25
Aug
2023
Testing dairy foods for gluten using a Nima sensor? Familiarize yourself with the potential issues
For immediate release August 25, 2023: Consumer-Led Investigation into Potential Issues That Arise When Testing Dairy Matrixes for Gluten with the NIMA Sensor published in the Journal of AOAC International by Tricia Thompson, Adrian Rogers, and Johnna Perry. To read the abstract and for a link to the full free text of this article (click on the pdf icon) please see https://academic.oup.com/jaoac/advance-article/doi/10.1093/jaoacint/qsad092/7238205?login=false. Highlights Slight variations in weight and volume of test materials can result in false positive results when testing dairy matrixes (such...
02
Feb
2023
Brief public summary of Gluten Free Watchdog’s Special Report on Cream Cheese & Nima Sensor Test Results
Please also see the full published article: Tricia Thompson, Adrian Rogers, Johnna Perry. Consumer-Led Investigation into Potential Issues That Arise When Testing Dairy Matrixes for Gluten With the NIMA Sensor. Journal of AOAC INTERNATIONAL, 2023; qsad092 https://doi.org/10.1093/jaoacint/qsad092 .......... Authors of the special report: Tricia Thompson, MS, RD, Founder, Gluten Free Watchdog, LLC; Adrian Rogers, Development Manager, BioCheck, UK; Johnna Perry, Gluten Free Watchdog Consumer Subscriber Gluten Free Watchdog recently tested weighed samples of cream cheese, cream cheese spread, yogurt, and soft cheese for gluten using a...
21
Mar
2019
Morning musings about testing food for gluten & the Nima Sensor
Please also see: Tricia Thompson, Adrian Rogers, Johnna Perry. Consumer-Led Investigation into Potential Issues That Arise When Testing Dairy Matrixes for Gluten With the NIMA Sensor. Journal of AOAC INTERNATIONAL, 2023; qsad092 https://doi.org/10.1093/jaoacint/qsad092 .......... The following is paragraph form of a tweet thread posted by @GFWatchdog to Twitter on March 21, 2019. A few musings this morning about testing food for gluten & the Nima Sensor. Background, I have been commissioning testing of gluten-free food for about 15 years. Does this make me an expert? No....
09
Oct
2018
Please do not panic: The research abstract on the Nima Sensor and gluten-free restaurant meals presented at the ACG annual meeting is misleading
Yesterday evening I was just about to close up shop when three messages arrived almost simultaneously asking about a research abstract presented at the American College of Gastroenterology annual meeting entitled “Gluten Contamination of Restaurant Food: Analysis of Crowd-Sourced Data.” According to the abstract, study authors, including physicians from the Celiac Disease Center at Columbia University “analyzed data from a portable gluten detection device (Nima), collected across the USA during an 18-month period by users (n = 804) who opted...
06
Sep
2018
Gluten Free Watchdog’s Updated Position Statement on the Nima Sensor for Gluten
Please also see: Tricia Thompson, Adrian Rogers, Johnna Perry. Consumer-Led Investigation into Potential Issues That Arise When Testing Dairy Matrixes for Gluten With the NIMA Sensor. Journal of AOAC INTERNATIONAL, 2023; qsad092 https://doi.org/10.1093/jaoacint/qsad092 At Gluten Free Watchdog we are not able to recommend the Nima Sensor consumer testing gadget* for gluten. Third party testing data released yesterday by Nima Labs has further solidified our position. This testing data confirmed what we've noted in our own testing with this gadget. There...
27
Jul
2018
Gluten Free Watchdog calls on Nima Labs, Inc. to release third party testing data to their community and to others interested in using the Nima Sensor
Gluten Free Watchdog calls on Nima Labs, Inc. to release third party testing data to their community and to others interested in using the Nima Sensor. Nima Labs, Inc. has presented useful third party testing data of their Nima Sensor device at selected conferences, but has requested that conference attendees refrain from more widespread dissemination. We are asking them to release the data privately to their users and to others interested in using the device. Information on false negatives: Nima Labs, Inc....
23
Nov
2017
Adrian Rogers Discusses Personal Gluten & Allergen Detection Devices such as Nima
November 23, 2017 Adrian Rogers, Senior Research Scientist at Romer Labs, recently spoke at Food Matters Live in London about consumer food testing devices for gluten and allergens (e.g., Nima Sensor). He generously gave permission for his slides and the audio from the live presentation to be posted on Gluten Free Watchdog. This is an exceedingly important presentation to listen to for everyone interested in learning about these devices. For the best learning experience, please view the slides and listen to the...
20
Nov
2017