cGMP
Isolated, purified and encapsulated nattokinase, an enzyme derived from boiled soybeans and a selected, patented strain of Bacillus subtilis natto. Nattokinase NSK-SD® was the first nattokinase introduced into the US market, and it has established standardization and quality levels for all nattokinase, with comprehensive safety studies and proven potency. It is vegetarian, non-irradiated, and free of vitamin K2. NSK-SD® has two Japanese and three U.S. patents, and is recognized by the JHFA (Japan Health and Nutrition Food Authorization) and JNKA (Japan Nattokinase Association) as authentic nattokinase. NSK-SD® is a trademark of Japan BioScience Laboratory.
Suggested Use / Directions:
As a dietary supplement, 1 softgel two times daily initial dose, or as directed by a healthcare practitioner. May be taken with or without food. Take with 8-10 ounces of water. If taken with anticoagulant drugs, use under medical supervision.
Serving Size:
1 Softgel
Amount Per Serving:
Nattokinase NSK-SD® (soy) (2000 FU) ... 100 mg
Other Ingredients:
Soybean oil, gelatin, glycerin, soybean lecithin, glycerin fatty acid ester, and beeswax.
Keep in a cool, dry place, tightly capped.
Why is this a top pick for Nattokinase?
This product has been chosen as a Top Pick by Fullscript based on factors like quality, ingredients, value, and availability. Your provider’s recommendation always comes first.
This product was selected based on the factors below: Nattokinase NSK-SD delivers 100 mg (2,000 FU) of NSK-SD®, a highly purified, non-GMO nattokinase enzyme from Bacillus subtilis natto, to support healthy circulation. Free from common allergens and artificial additives, each lot is rigorously third-party tested for enzymatic activity, purity, and contaminant absence. Manufactured in cGMP-certified facilities.*
Learn more about our processAbout enhanced testing
Every product on Fullscript meets our high quality standards – but we don’t stop there. Enhanced Testing means select products are pulled directly from Fullscript’s shelves and tested by independent labs, so what’s on the label matches what’s in the product.
Learn more about the testing methodsTop pick
Enhanced testing
Nattokinase Circulatory Systemic Enzymes
Allergy Research Group
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