Different species of cannabis like marijuana (cannabis sativa) and hemp contain healthy components known as cannabinoids. Though they all have these powerful plant components (CBD) and are from the same species, they are chemically different. The species contains an estimate of 100 cannabinoids, and cannabidiol (CBD) is one of them. Compared to marijuana, hemp is rich in CBD. Unlike tetrahydrocannabinol (THC), CBD does not make you high. CBD remains CBD; whether gotten from hemp, marijuana or any other cannabis plant. The following is a review of the ten best CBD oil on the market today.