MC-BB-1 contains constituents, such as Black Walnut (Juglans nigra), which has antifungal, antibacterial, and antiviral properties. Additionally, Plantain Leaf (Plantago lanceolata) has shown anti-inflammatory and hepatoprotective activities. Plantain Leaf also exhibits immunodulatory activity, enhances lymphocyte proliferation, and possesses a broad spectrum of antiviral activity. Licorice (Glycyrrhiza glabra) may also inhibit microbial activity as well as inhibit extracellular proliferation4. Licorice is widely used in European medicine and has been used in holistic medicine for several thousand years. MC-BB-1 may be used with other core immune support blends.