Video by David Nicholson, Curtis Grout
The bacteria that lives in the intestinal tract can affect digestion, weight gain, mood and how the body absorbs medicine. UBiome, a Silicon Valley startup, has built a company around sequencing gut bacteria — which the founders think one day will become as common and as medically necessary as a blood test. But it’s a long road to that future, especially with a test that asks people to swab their toilet paper.
