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 ...

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

Michigan cannabis customers enjoy strong weed, but many within the industry say high demand has led to questionable conduct by greedy marijuana growers, producers and testing labs. Growers pressure ...

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 ...

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 ...

On Jan. 1, California shut down testing of popular products at a majority of pot labs previously certified to check the potency of cannabis flower, in a drastic move intended to combat widespread ...

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 ...

State regulators are a major step closer to ending their four-year long legal battle with cannabis testing lab Viridis Laboratories. An administrative law judge overseeing a case brought by Viridis ...

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 ...