Source Naturals NSK-SD Nattokinase, Systemic Enzyme for Healthy Circulation*, 50 mg – 60 Softgels

Price: $22.65
(as of Oct 24, 2025 02:38:12 UTC – Details)


Dietary supplement. Systemic enzyme for healthy circulation. 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 (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease). Contains no yeast, dairy, egg, gluten, or wheat. Contains no sugar, salt, preservatives, or artificial color, flavor or fragrance.
Is Discontinued By Manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 1.3 x 1.3 x 1.6 inches; 1.28 ounces
Item model number ‏ : ‎ SN1823
Department ‏ : ‎ Health and Beauty>Health and Wellness
Date First Available ‏ : ‎ August 27, 2005
Manufacturer ‏ : ‎ Source Naturals
ASIN ‏ : ‎ B000GFJK3M
Best Sellers Rank: #265,659 in Health & Household (See Top 100 in Health & Household) #1,096 in Multi-Enzyme Nutritional Supplements
Customer Reviews: 4.4 4.4 out of 5 stars 44 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Nattokinase is a systemic enzyme isolated from the traditional Japanese soy food, natto
Suggested Use: 1 to 2 softgels three times daily on an empty stomach with 8 ounces of water.
Contains Soy
TRUSTED FOR OVER 35 YEARS. Source Naturals was created in 1982 by CEO Ira Goldberg to support each individual’s potential to enjoy optimal health.
MANUFACTURED IN THE USA. Our facility is located in Scotts Valley California.