The study was published in Journal of American Medical Association, but it was not "mostly" for people with c-diff. It was "entirely" for people with c-diff.
jama.jamanetwork.com/article.aspx?articleid=1916296Cure rate was similar to FMT enemas, with about
90% cured after 1 or 2 doses.
But this was a thing used in preliminary research to assess safty and efficacy. It is nowhere near being available for prescript
ion. And what is going to happen is that the key strains are going to be isolated, and improved probiotics (poop free) are going to be developed.
There will almost certainly not be widely used poop pills. There will surely be rapid development of the probiotic therapies. Hopefully for UC too.