Members of the Safe Leaf Society sent pre-rolled joints for testing and found higher microbial levels than allowed and less ...

The study, which was published in the journal Pharmacological Reports, analyzed the impact of four terpenes that are found in ...

A new consumer advocacy organization is flagging concerns regarding the amount of THC – or lack thereof – in products it ...

Marijuana pre-rolls purchased in New Jersey have tested for high levels of yeast, mold and bacteria and were less potent than ...

Private labs test weed for contaminants before it goes to dispensaries. Consumer groups charge cannabis companies seek labs ...

A study released by the Safe Leaf Society this week calls into question the testing capabilities of cannabis testing laboratories after the organization, a new grassroots group of cannabis ...