Gastrointestinal health is directly affected by factors, such as exposure to microbes, poor diet and a stressful lifestyle, that can negatively impact immune function. The prevalence of refined sugars and carbohydrates and the low presence of fiber in the modern diet has been directly linked to the alteration of the colonic environment. Since the body’s immune system is a complex and dynamic defense system, healthy microbial balance and antioxidant support help ensure more optimal immune function.