Add Yahoo as a preferred source to see more of our stories on Google. An analysis of 23 cannabis samples from 10 dispensaries found a majority had at least 30% less THC than they were reported to have ...

A majority of cannabis flower products purchased at licensed retail pot shops in Colorado contained less THC than indicated on the label, according to a study performed by a researcher at the ...

Tidal Wave 3.5g THC vapes recalled in Minnesota for high potency. Consumers urged to discard affected products.

LANSING, MI -- Michigan marijuana customers want to get high, but the information they use to achieve that may be flawed, industry insiders and regulators say. Test results, specifically for THC ...

The median reported potency of regulated weed in California has been steadily dropping over the past six months, according to a report from Bay Area news source SFGate. The drop in potency, which ...

A Jackson-based cannabis testing lab announced Tuesday that potentially deadly toxins have been detected in over-the-counter cannabis products widely available throughout Mississippi. Employees and ...

Gov. Walz has signed a bill that will allow Minnesota hemp businesses to use out-of-state testing labs through May 31, 2027.

With the coming legalization of cannabis in Canada, producers are increasingly looking for quick and accurate means of determining the potency and quality of their products. Researchers at UBC's ...

MCR’s lawsuit alleges that eight marijuana testing labs use deceptive practices to pass samples that should never reach dispensary shelves, ultimately resulting in MCR losing dozens of clients MCR ...

Cannabis flower sold in Colorado claims to contain much more tetrahydrocannabinol, or THC, than it actually does, according to my findings published in the peer-reviewed journal PLOS One. THC is the ...

Anna Schwabe is a board member for the Agricultural Genomics Foundation, not-for-profit group. She also worked for Mile High Labs following post graduation, but was not involved in lab testing for ...