You might want to consider probiotics to get your digestive system back to normal health and to fill it with friendly flora. This is equally important and keeps stress out of your organs keeping up with getting rid of toxins in the system.
Check out the following links: http://www.canoe.ca/HealthCFIC/probiotics.html
www.osumex.com
at the second site, use the "products/solution" bar/links at the top left of the page to navigate easily.
I hope you find this useful and informative
Take care