Nattokinase Supplement 4,000 FU Servings, 240 Capsules (Derived from Japanese Natto) Systemic Enzymes for Cardiovascular and Circulatory Support by Double Wood

Nattokinase is an enzyme that is extracted from Japanese natto (fermented soybeans, known in Japan as a superfood) Nattokinase typically varies from 2,000 FU per 100mg to 1,000 FU per 100mg. FU stands...