Synthetic food ingredient, cellulose gum, shifts the microbiota toward pro-inflammatory type.
“Finally, the investigators performed a sigmoid colonoscopy and took biopsy samples in order to directly sample the microbiota and intestinal environment. Carboxymethylcellulose consumption was associated with a significant increase in after-meal abdominal pain but was not associated with increased inflammation, gut permeability (i.e., leakiness), appetite, food consumption, or bloating.”