Your willpower may not be entirely to blame for your eating habits — your gut bacteria may be responsible, too.
The gut microbiome, the collection of all the microbes in our digestive tracts, may influence our food choices and behavior, suggests a new study that recently appeared in the journal BioEssays.
Different bacteria have different nutritional needs based on the niches they’ve come to occupy in our guts, say researchers from University of California San Francisco, Arizona State University and the University of New Mexico. Sometimes the needs of those bacteria are “aligned with our own dietary goals, and others not,” says corresponding author Carlos Maley, the director of the UCSF Center for Evolution and Cancer.
These different microbes may be able to manipulate our dietary desires by releasing molecules that affect certain organ systems or influence our brain through the vagus nerve, says the study, which connects…
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