Healthism and ableism intertwine through an imperative of normalcy and the ensuing devaluing of those who fail to meet societally dominant norms and expectations around “normal” health. This paper tracks the effect of that imperative of normalcy through current research into gut microbiome therapies, using therapies targeting fatness and autism as examples. The complexity of the gut microbiome ought to encourage us to rethink our conception of ourselves and our embeddedness in the world; instead, the microbiome is transformed into one (...) more tool for controlling unruly bodies and minds. (shrink)