All they need to do is take Betane HCL caps with their meals for a few weeks ant the problem is gone. Ordinary probiotics also will eliminate it.
Why all the nonsense? Just to make money?
An ounce of Chartreuse liquor and it’ll kill off any bad bug you may have contracted (i.e., bad fast food). Then some probiotics or the Betaine HCL for a while. This problem must be especially horrible for anyone to resort to this state-of-the-a$$ treatment.