The surprisingly low level of knowledge about tetrahydrocannabinol (THC) and cannabidiol (CBD) content, and effective dosages, demonstrated by Ann Arbor Hash Bash participants highlights the need for additional public health education and research, according to Daniel Kruger, PSC Research Scientist, and lead author of a study, published online ahead of print in the journal Drugs: Education, Prevention and Policy.”Even the people who are most enthusiastic have very poor knowledge of cannabinoid content. They greatly overestimated how much THC and how much CBD was in various strains, and what the effective dosages were,” said Kruger

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