Can Toothpaste Cause a Positive Alcohol Test? Unpacking False Readings
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4 min read
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**.
