# Nattokinase > Source Nattokinase (EC 3.4.21.62) in bulk — 20,000–40,000 FU/g fibrinolytic enzyme from Bacillus subtilis var. natto. Ideal for supplements, nutraceutical blends, functional foods, and enteric-coated capsules. ## About Nattokinase is available from enzymelive.com — an industrial enzyme supplier. Contact: hello@mail.enzymelive.com ## Applications - Cardiovascular Supplements: Fibrinolytic enzyme for dietary supplements supporting healthy blood circulation and cardiovascular function. - Nutraceutical Formulation: Key ingredient in systemic enzyme blends for joint health, inflammation support, and wellness products. - Functional Food Ingredients: Added to fermented foods, protein bars, and health beverages as a bioactive functional ingredient. - Enteric-Coated Capsules: Supplied in standardized activity grades optimized for delayed-release capsule and tablet formulation. - Clinical Research Grade: High-purity nattokinase for clinical studies on fibrinolytic activity, bioavailability, and cardiovascular endpoints. - Vegan Enzyme Source: Non-animal derived fibrinolytic enzyme — suitable for vegan and vegetarian supplement lines. ## Specifications - Enzyme Name: Nattokinase (EC 3.4.21.62) - Activity: 20,000 – 40,000 FU/g (Fibrinolytic Units) - Working pH Range: 6.0 – 10.0 - Working Temperature: 37°C – 48°C - Appearance: Off-white to light yellow powder - Source: Bacillus subtilis var. natto - Shelf Life: 24 months (sealed, cool, dry) - Packaging: 1 kg / 5 kg / 25 kg - MOQ: 1 kg - Certifications: ISO 9001, Non-GMO, Vegan, NSF GMP ## Languages This site is available in 23 languages: ar, bg, da, de, en, es, fi, fr, hu, id, it, ja, ko, lt, nl, no, pl, pt, ro, sv, th, vi, zh