Do some research on the FMT therapy for your intestinal problems.
FMT may also help to eliminate SD.
What also helps for SD and intestines is:
avoiding in diet
- Sugar added
- junk foods and fast foods like pizza and hamburger and beer
- foods with preservatives and additives
- foods you didn't make from scratch and raw ingredients in your own kitchen
Research also the Liver Flush , it has helped many with SD and with food intolerance.