Cannabinoids chemical compounds that can be categorized into three types including endo-, phyto, and synthetic cannabinoid. Endocannabinoid are naturally produced in the human body. Phytocannabinoids are made primarily in cannabis plants. Synthetic cannabinoids are lab made compounds that have similar structure as ones found naturally. There are at least 113 active cannabinoids identified in cannabis, the most commonly known are CBD and tetrahydrocannabinol (THC).