I have combed through quite a few of the growth factor products that are on the market right now, and indeed there is a reason why i have settled or this. Cellcurin is mostly vitamins and lacks quite a few of the factors that agf-39 and sgf-57 include (the only difference between these last two is that sgf contains stem cell factors and agf doesn't).
@IdealForehead PRP is very different. Growth factors are included yes, but prp for the most part is just your own blood centrifuged and then reinjected back into your head, and sometimes Acell is involved. PRP for the most part yields shitty results. This is why i haven't even considered it as an option. The reason i am going for this particular growth factor blend as
@whatevr points out, is that it is exactly what successful hormone therapy should do but without the sides, and having to go throuhj the shitty process of seeing if it will actually work in the first place. Estrogen especially activates the release of VEGF, and so many of the other bit-part treatments being used are all presuming it works, is made redundant by sgf. If nothing else, its work a try, and far less expensive than PRP.