“Approximately 70 percent of the labels reported THC percentages more than 15 percent higher than what was quantified through the lab.” By Anna Schwabe, University of Colorado Boulder 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 … Continue reading Study Shows Colorado Marijuana Products Are Overstating THC Potency, With Researcher Citing Possible ‘Lab Fraud’