email article On the heels of the cannabidiol (CBD) craze come three other cannabinoids touted as potential treatments for various medical issues: cannabigerol (CBG), cannabinol (CBN), and delta-8 THC (tetrahydrocannabinol). While companies are freely selling products featuring these compounds, especially delta-8, practitioners and industry insiders note little evidence exists regarding any of the three. They especially question delta-8, which has captivated the market over the last year despite a dearth of research. "Given the nature of these compounds (on their own), it's unlikely that they're unsafe," Jordan Tishler, MD, president of the Association of Cannabis Specialists, wrote in an email to