🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

📸

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Label Data

1 Capsule(s) Serving Size
60 Servings
Non-Nutrient/Non-Botanical Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

100 mg
📊 Market median: 100.0mg (70 products)
Median 100.0mg This product: 100mg

Other Ingredients

Vegetarian Capsule L-Leucine Cellulose Silicon Dioxide

Label Claims — Verification

All Other
All Other (99% of products) Structure/Function (81% of products) Nutrient (6% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested Use: 1 capsule, 2 times daily, 12 hours apart, with or between meals. Use is contraindicated in persons with history of bleeding tendency.

⚠️ Warnings & Precautions

Contains: Soy.

Caution: If you are pregnant, nursing, have a medical condition, or taking prescription drugs, consult your physician before using this product.

Keep out of reach of children.

Do not use if shrinkwrap is broken or missing.

🧪 Formulation Notes

Free of the following common allergens: Milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, and yeast. Contains no artificial colors, flavors, or preservatives.

Fibrinolytic units or fibrin degradation units (FU) is a measure of enzyme activity. Nattokinase NSK-SD is standardized to contain 2,000 FU per capsule.

Produced under a strict quality management system in compliance with Good Manufacturing Practices (GMPs) and third-party quality certifications.

Additional Information

Store in a cool, dry place (59 degrees F - 85 degrees F) away from direct light.

Product Details

UPC / SKU 8 28054 00106 0
DSLD Entry Date 2022-05-19
Product Type Non-Nutrient/Non-Botanical
Form Capsule
Brand Klaire Labs
DSLD ID 264948
Data Updated 2026-04-11

Research Evidence

4 Research Sources
45 Avg Quality Score
2 Rct
1 Other
1 Systematic Review
B Nattokinase Supplementation and Cardiovascular Risk Factors: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
Systematic Review Reviews in cardiovascular medicine 2023
C Effects of nattokinase on blood pressure: a randomized, controlled trial
Rct Hypertension research : official journal of the Japanese Society of Hypertension 2008
C A single-dose of oral nattokinase potentiates thrombolysis and anti-coagulation profiles
Rct Scientific reports 2015
D [A clinical study on the effect of nattokinase on carotid artery atherosclerosis and hyperlipidaemia]
Other Zhonghua yi xue za zhi 2017
View all evidence for Nattokinase →

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