Some jokily call it a “transpoosion.” Others have more sciencey names like “bacteriotherapy” or “stool infusion therapy.” But the process involves, frankly, replacing a person’s poo with someone else’s, and in the process, giving them back the “good” bugs they desperately need…

“I used to be frowned upon and called ‘the doctor who makes people eat shit’,” says Borody, whose scientific papers have included such titles as “Flora Power” and “Toying with Human Motions.” But he is also deadly serious. One of his published studies reported that in patients with recurrent C.difficile infection, 60 out of 67 — 90 percent — of those who received faecal transplants were cured.