Oxypowder is a different cleanse, you can read about it at Oxypowder .com">http://www. Oxypowder .com
P&B shakes are not good for everybody because some people get constipation from it.
I only use oxypowder but here is a link from someone who had done many different cleanses //www.curezone.org/forums/m.asp?f=329&i=10621
You might have started too quickly, check the FAQ (top of page) and look for PTree messages, she used to write about it.