Berberine ComplexBerberine helps maintain healthy digestive and immune systems.* Berberine Complex contains extracts of barberry, Oregon grape, and goldenseal, all of which contain the alkaloid compound berberine. Berberine has been shown to exhibit activity in maintaining healthy intestinal flora.* The formula supports the healthy balance of bacteria in the digestive tract, which also supports the immune system.* Contains potent extracts of barberry, Oregon grape,