“Prenatal cannabis use (use of products containing THC and CBD during pregnancy) is concerning due to the risk of adverse consequences for offspring. Significantly less is known about prenatal use of CBD-only products,” Devika Bhatia, MD, assistant professor in the department of psychiatry at the University of Colorado School of Medicine, and colleagues wrote. “However, because CBD product sales have increased dramatically in recent years, and CBD is perceived as safer than other substances, CBD use during pregnancy may occur at significant rates.”