While every person has their own one-of-a-kind microbiome, research indicates that diet plays an important role in maintaining a healthy and balanced gut microbiome.1 Eating a high-fiber-diet is one way to support your good gut bacteria and help limit the amount of harmful bacteria that are able to grow.1 There is truth to the old saying, “You are what you eat”; studies have shown that eating a diet rich in fruits, vegetables, whole grains, and nuts—as well as prebiotics and probiotics can help keep your gut microbiome healthy.1