Yes, you need to think in terms of finding the alternatives. There is no way to use Mannetech products without getting involved with their associates, and the tremendous markups associated with that course of action.
Do a search on this list for making your own, or go to http://www.G*********n.com/
They have a formula that is just about the same, as ambertose, with no rice starch filler, for about half the price.
Check out all of Duane's posts on this list. Lots of good suggestions there.