Systemic Proteolytic Enzymes20,000 Units of ActivityVascular SupportHealthy Immune FunctionA Dietary SupplementVegetarian/VeganProbiotics/Enzymes/DigestiveFamily Owned Since 1968GMP Quality AssuredSerrazimes? is a proteolytic blend composed of enzymes derived from the edible fungi, Aspergillus oryzae and Aspergillus malleus. Serrazimes? acts systemically in the maintenance of a balanced immune system response by helping to break down protein-based immune cell secretions, thereby facilitating their elimination. In this way, Serrazimes? may promote vascular and respiratory health by supporting the body's own natural processes for both drainage and repair.