Your Morning Coffee Is Reshaping Your Gut. Here’s What Scientists Found.
It’s been a while since scientists began to reach a consensus that whatever’s going on in your gut microbiome is vital, as it plays a major role in both physical and mental well-being. Those billions of microbes are sensitive, constantly shifting in response to diet and lifestyle. Now, a team of researchers says that one of the most common daily habits among billions of people worldwide can radically reshape your gut microbiome: drinking coffee . A study published in Nature Communications tracked 62 adults through phases of normal coffee use, a forced two-week break, and a controlled reintroduction of either caffeinated or decaffeinated coffee. The goal was to understand how coffee interacts with the gut-brain axis, the communication network linking digestive microbes and the brain. They found that habitual drinkers had distinct gut microbiomes compared to nondrinkers, with certain bacterial strains more abundant than others. When the study participants stopped drinking coffee, the ...