Terranova Astragalus, Elderberry & Garlic Complex (formally known as Terranova Resistance Support) contains a scientifically based formulation of nutrients which assist the immune system. To function at its optimum level, the immune system requires nutritional support. The modern diet frequently lacks the required nutrients that the body needs to function effectively. This supplement provides a convenient way to ensure that the immune system is receiving the nutritional support it needs by combining Astragalus Root, Elderberry Fruit, Oregon Grape Root, Osha Root and Maitake Mushroom Mycelia. This food supplement is suitable for both vegans and vegetarians.