Sweet potatoes, spinach, beets, carrots and fennel are full of naturally gut-enhancing fiber. Besides fruits and vegetables, whole grains are a rich source of fiber .
Drinking too much may negatively affect your microbiome, too. Repeated alcohol use is linked to gastritis, an irritation of the gut in which it becomes inflamed.
Stress isn’t just mental: Think about those butterflies you feel when you’re excited or anxious. Experts in gut health often cite the “gut-brain connection” and refer to the gut as “the second brain.”
the gut is a key player in the body’s immune system—over 70% of your immune cells reside in the gut.”