In both humans and animals there are characteristic changes in the gut microbiota associated with obesity. In animals but not in humans altering the microbiota can result in weight loss and weight gain which does not occur in humans. This suggests that in humans the changes in gut microbiota are an association with rather than the cause of obesity.
No takes yet. Share an insight, caveat, or question.
David S.H. Bell (2015) studied this question.
Synapse has enriched 4 closely related papers on similar clinical questions. Consider them for comparative context: