A researched enzyme.

Join the thousands of wellness seekers around the globe that trust Doctor’s Best Nattokinase to keep their hearts healthy. Nutritionists and researchers have found that nattokinase—an enzyme derived from natto, a traditional Japanese food made from soybeans fermented with a type of bacteria—can make a significant impact in supporting our circulation and cardiovascular health at any age.*

• Non-GMO
• Gluten Free
• Vegan