What Are The Benefits Of CBD Oil? And Does It Help With Pain Relief? Although CBD, CBG and CBN are all cannabinoids, they are all different in that they have specific characteristics and therapeutic properties. Today we'll talk about those differences so that you can have a better understanding which will enable you to pick the one that most fits your needs. The rules, regulations and even beliefs for medical marijuana have changed vastly over the last few years, hence the surge in studies being done on the therapeutic properties of cannabis.