Very popular and useful. Contains Serrapeptase, Bromelain and Papain - a powerful enzyme trio that is especially beneficial for reduction of fibrous scar tissue. Comprised of a hypo-allergenic, high-purity strain of serrapeptase, and plant-based bromelain and papain enzymes. Unlike other products, Fibrozym is an enterically coated table, allowing it to pass through the stomach without being digested or degraded . Fibrozym has ten times the amount of serrapeptase activity than their closest competition, Vitalzym and Zymitol.