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Source Naturals, NSK-SD, Nattokinase, 100 mg, 30 Capsules

Source Naturals, NSK-SD, Nattokinase, 100 mg, 30 Capsules

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In Stock
  • Expiration Date: Sep 2020
  • Shipping Weight:
    0.06 lbs
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  • Product Code: SNS-01884
  • UPC Code: 021078018841
  • Package Quantity: 30 Capsules
  • Dimensions:
    3 x 1.6 x 1.6 in, 0.05 lbs
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Product Overview


  • Whole-Body Systemic Enzyme for Healthy Circulation
  • Dietary Supplement

Nattokinase is a systemic enzyme isolated from the traditional Japanese soy food natto. It has been shown to support healthy blood flow by assisting the circulatory clearing system of the body.

Suggested Use

1 capsule three times daily on an empty stomach with 8 ounces of water.

Other Ingredients

Microcrystalline cellulose, gelatin (capsule), colloidal silicon dioxide, and magnesium stearate.

Contains soy.


Store in a cool, dry place.

Do not use if you have blood coagulation or blood pressure disorder. Consult your healthcare professional before taking this product if you are taking any drug that effects blood coagulation or blood pressure such as prescription vitamin K, heparin, warfarin (Coumadin), diuretics, ACE inhibitors, or beta blockers, or if you are pregnant, may become pregnant, or breastfeeding.

Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children.

Supplement Facts
Serving Size: 1 Capsule
  Amount Per Serving % Daily Value
Nattokinase (NSK-SD) providing 2,000 fibrin units (FU) of activity 100 mg
†Daily Value not established.
iHerb Customer Reviews

Not so useful

Posted by 5068609946826695924 on Apr 27, 2017 | Verified Purchase

Not so useful for me.

Thanks for your feedback!


Posted by 5023709542728629180 on Mar 05, 2014 | Verified Purchase


Thanks for your feedback!

Nice but not sure they had any effect

Posted by 5536595171908109527 on Feb 25, 2014 | Verified Purchase

I took 2 capsules a day on an empty stomach but didn't notice any effects

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Posted by Reviewer1836909 on Aug 20, 2013 | Verified Purchase

very nice.

Thanks for your feedback!

The use effect is very good

Posted by 5667922177172254395 on Jun 19, 2013 | Verified Purchase

The use effect is very good. But so expensive.

Thanks for your feedback!