you get more living organisms than cells of our own bodies.4 The number may be as high as 100,000,000,000,000 (one hundred trillion) microbes. Some of them may even influence what foods we crave, such as chocolate, as they break down larger molecules into smaller ones that more easily pass into your bloodstream.5 You think your cravings are your own. Instead, the chocoholic bacteria in your gut are what’s summoning the bonbons.