Tag: Dui defense

While breathalyzers are a common tool for estimating blood alcohol concentration (BAC), numerous factors can lead to inaccurate results [1.6.2]. Understanding what throws off a breathalyzer is crucial, as issues from medical conditions to device calibration can create false positives [1.2.1, 1.2.4].

While highly unlikely to lead to a lasting positive result, some oral hygiene products can indeed cause a temporary false reading. A 2016 news report demonstrated how brushing with a sorbitol-containing Crest toothpaste could cause a brief, false positive on a portable breath-testing device, confirming that it's possible for **toothpaste to cause a positive alcohol test**.