Linda's poo was taken to a lab at St Thomas' hospital in London. It is then mixed with saline, shaken up and turned into a slurry. The bacteria are then crumbled before being scooped into red capsules or craptials.
Madeleine Finlay hears from science correspondent Linda Geddes about her experience becoming a faecal transplant donor, how getting a dose of someone else’s gut bacteria could treat illnesses like arthritis, diabetes and cancer, and asks whether a pill made from poo is an idea we are ready to swallow. Help support our independent journalism at
theguardian.com/sciencepod