The Level II DVD course covers the equation and what supplements that are needed in order to gain energy and move the numbers toward the perfect equation. Once you have finished this course you will know everything that you need in regards to the supplements that should be used. This course will give you the knowledge that you need in order to develop the understanding to follow the RBTI. This DVD is an actual class setting and anyone in the world is able to attend the class usually for less than a plane ticket let alone the expense of the room and board for the three or four days away from home or office. Study and learn the RBTI from the comfort of your own home and have the luxury of being able to review the material as many times as you desire.