Study Finds THC Saliva Levels Can Vary Nearly Fourfold Based on Buccal Cell Content

The Marijuana Herald
By Anthony MartinelliSep 19, 2026, 3:15 pm52 pts
The Marijuana Herald - Marijuana news and information A newly published study finds that the amount of cellular material collected in an oral-fluid sample can substantially affect measured THC concentrations, identifying another source of variability in saliva-based marijuana testing. The study, published…

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