Lake Avenue Nutrition Nattokinase Proteolytic Enzyme, 2,000 FUs (Fibrin-Dissolving Units) Supports Cardiovascular and Circulatory Health* Supports Respiratory Tract and Sinus Health* Formulated without GMOs Produced in a GMP Facility Nattokinase is a proteolytic enzyme, meaning it has the ability to break down protein. Lake Avenue Nutrition Nattokinase contains this enzyme, which can help dissolve the protein fibrin and support cardiovascular and circulatory health.* Nattokinase Benefits Due to its ability to break down protein, nattokinase can provide several health benefits. This enzyme may have an anti-clotting effect, as it helps to break down the protein fibrin, which is a component of blood clots.* It can also help support overall cardiovascular and circulatory health, as it may promote healthy blood pressure levels.* Excess fibrin in the body can play a role in cardiovascular conditions, as well as conditions affecting the respiratory tract and sinuses. Nattokinase may help keep fibrin levels in check and may prevent such conditions from developing.* Lake Avenue Nutrition Nattokinase contains this proteolytic enzyme with 2,000 FUs, or fibrin-dissolving units, meaning it has a high activity level. When taken as directed, this provides a 1-month supply. iHerb Blog: A Quick Guide to Proteolytic Enzymes The Benefits of Nattokinase for Sinus Health Clot Busters iTested Verified