Nattokinase Capsules 5000 FU Buy 2 Get 1 Free bundle. Three bottles of our nattokinase formula for cardiovascular and circulation support. Natural enzyme from fermented soybeans (natto). Supports healthy arteries and normal blood flow. Includes motherwort and oregano for additional heart support. One vegan capsule per day. Third-party tested. No artificial colourants. Best value bundle for long-term heart support.