Pure CBD Extra Strength delivers the power of organic cannabidiol in the most effective manner possible; achieving maximum results without side effects. With Advanced Cellular Technology, Pure CBD Extra Strength Intra-oral drops are immediately absorbed, simple to take, and have a pleasant taste with a hint of natural mint. Research shows CBD oil improves GABA function in the brain, and promotes healing of the gut wall, mucous membranes and reducing leaky gut. And yes, Dr. Matthews also uses it! Note that price includes shipping cost.