Understanding CBD effects is very important if you are looking to give CBD products a try. Cannabidiol (CBD) oil and other CBD products have gained a lot of popularity these days with consumers who are looking for an alternative treatment for a range of ailments, conditions, as well as diseases. Cannabis plants are comprised of a group of substances known as cannabinoids. Even there are over 100 cannabinoids, the two most studied cannabinoids are cannabidiol (CBD) and tetrahydrocannabinol (THC).