fecal
Explanation
The Joke
The comic explores the science of fecal microbiota transplants (FMT) in typically irreverent SMBC fashion. It begins with a factual premise: there is evidence that eating more diverse foods, particularly raw fruits and vegetables, is important for gut health because these foods introduce beneficial bacteria. The comic then notes that after learning about this, some people try probiotic supplements or fermented foods, but these often don't deliver the full range of beneficial microorganisms. One panel is marked "[THIS PANEL CENSORED]," implying the comic depicted the actual fecal transplant procedure in graphic detail.
The punchline comes when a character explains that rather than dealing with any of this complexity, they simply carry around a bag of feces -- not for any medical procedure, but seemingly just as a shortcut to gut health. The final panel reveals the character is "carrying dookies in my rectum," which is of course just... the normal state of having a digestive system.
The Humor
The comic builds up a genuine scientific topic -- the importance of gut microbiome diversity and fecal transplants as a medical procedure -- and uses the censored panel to create an escalating sense of gross-out humor. But the real punchline is the anticlimax: after all the buildup about exotic medical procedures and cutting-edge microbiome science, the character's solution is simply to have feces inside their body, which is something every living human already does by default. The joke deflates the entire discussion by pointing out that we all already "carry" the thing that the science is obsessing over. The censored panel also works as a gag, letting the reader's imagination fill in something far worse than whatever might have actually been drawn.