I use the Yerba Prima Great Plaines Detox liquid Bentonite
and the Yerba Prima Whole Husk Psyllium. There are probably other choices but the Bentonite
already in suspension lasts and you have less to worry that the ratio of clay to water is correct or if you have achieved the right consistancy.
You can find more information on the P&B shakes here in the bowel forum info page:
be happy, be well,