Man stands in front of sign that says "Eat Dirt"

Eat Dirt with Dr. Josh Axe

What Hippocrates knew 2000 years ago, we’re only just discovering: Our gut is responsible for a lot more than processing the food we eat!

With the surface area of a football field, our digestive tract is a vital immune barrier, protecting us from disease and contamination. By expelling and killing foreign invaders, it accounts for 70 percent of our immune system.