our missing the point, the theory is that "YOU" read until "YOU" understand what you would like to self-experiment with. You litterally need to buy nothing, you can allow your foods to be your medicines and as you learn, you learn to get control of the diet and the habits. The taking of a product is never an answer, education is supreme and your asking a fellow class mate to do your work for you and that person has no clue who you are and what your situation could possible be.
Deworming and De-stoning seems to be the first goals of most who seek out the curezone. I suggest you learn how to do a 14 day orange juice fast and then learn how 21 oranges can be the only medicine you will ever need and then you will be on your way to freedom.