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Natural Factors Nattokinase 100 mg

Natural Factors Nattokinase 100 mg

4.8· 112 ratings

Best price now

$18.00at EtsyObserved at 4:37 PM

22% under what the other stores charge

Compared across 7 stores. Prices are checked against each store and labelled with when.

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Our take on the Natural Factors Nattokinase 100 mg

Natural Factors Nattokinase 100 mg is a vegetarian capsule supplement supplying 100 mg of the soy-derived enzyme nattokinase per capsule, taken once or twice daily for circulatory health. It is Non-GMO Project Verified, USDA Organic and Kosher certified, and the formula includes natto concentrate from fermented non-GMO soybeans. The best new price is $18.00 at Etsy as of November 4, 2026, with 7 stores selling it new.

Best forAdults looking for a nattokinase supplement for circulatory supportVegetarians who want a plant-based capsuleShoppers who prefer Non-GMO Project Verified and organic supplementsPeople already familiar with nattokinase dosing who want 100 mg per capsule
Pros
  • 100 mg nattokinase per single vegetarian capsule
  • Non-GMO Project Verified, USDA Organic and Kosher certified
  • Simple dosing: one capsule once or twice per day
  • Made by an established Canadian supplement brand
  • Clear soy allergen labeling
Cons
  • Contains soy, so it is not suitable for soy allergies
  • Nattokinase can interact with blood thinners; check with a doctor
  • Only 100 mg per capsule, so higher doses mean more capsules
  • No stated capsule count or supply length in the listing details

Natural Factors Nattokinase 100 mg prices at every store

  • Wholesale NutritionNew

    In stock

    $25.56Observed at 4:37 PM
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  • EtsyNew

    Availability unknown

    $18.00Observed at 4:37 PM
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  • WalmartNew

    Availability unknownSold by Pattern

    $22.37Observed at 4:37 PM
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  • Vitacost.comNew

    Availability unknown

    $23.04Observed at 4:37 PM
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  • iHerbNew

    Availability unknown

    $23.04Observed at 4:37 PM
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  • TargetNew

    Availability unknown

    $24.99Observed at 4:37 PM
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  • eBayNew

    Availability unknownSold by holly_hill_vitamins

    $27.49Observed at 4:37 PM
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Also available at

  • eBayCheck price at eBay
  • HiLife VitaminsCheck price at HiLife Vitamins
  • Natures Food MarketsCheck price at Natures Food Markets
  • Natural FactorsCheck price at Natural Factors
  • Nature's FinestCheck price at Nature's Finest
  • LifeThymeCheck price at LifeThyme
  • wallaby wellnessCheck price at wallaby wellness

Natural Factors Nattokinase 100 mg price history

Lowest price we've seen: $18.00 on Nov 4 at Etsy. Tracked across 13 stores since Nov 4.

What reviewers say

Rated 4.8 out of 5 from 112 ratings, buyers are largely satisfied with this nattokinase supplement.

Pros
  • Easy-to-swallow vegetarian capsules
  • Trusted brand and clean certifications
  • Convenient once- or twice-daily dosing
Cons
  • Soy content limits who can take it
  • Some find the per-capsule dose low

Specifications

Supplement Type
Supplement
Target Concern
Circulatory Health
Form
Capsule
Free Of
Non-GMO
Body Part Use
Joints
Dosage
1 Vegetarian Capsule
Serving Size
1 Vegetarian Capsule
Dosage Frequency
Once or twice per day
Container Type
Bottle
Dietary Restrictions
Non-GMO, Vegetarian
Main Ingredient
Nattokinase
Contains
Soy, Natto concentrate (from fermented non-GMO soybeans), Nattokinase
Enzyme Type
Nattokinase
Age Group
Adult
Gender
Unisex
Special Diet
Vegetarian
Certifications
USDA Organic, Kosher (Triangle K), Non-GMO Project Verified

Questions and answers

Is Natural Factors Nattokinase 100 mg worth it?
At $18.00 at Etsy as of November 4, 2026, it is a reasonably priced option from a well-known brand with organic and Non-GMO certifications. Whether it is worth it depends on whether you want nattokinase for circulatory support and have cleared it with your doctor.
How much nattokinase is in each capsule?
Each vegetarian capsule contains 100 mg of nattokinase, along with natto concentrate from fermented non-GMO soybeans. The label suggests one capsule once or twice per day.
Does this contain soy?
Yes. The nattokinase and natto concentrate are derived from fermented non-GMO soybeans, and soy is listed as an allergen. Avoid it if you have a soy allergy.
Can I take nattokinase with blood thinners?
Nattokinase can affect clotting, so talk to your doctor before combining it with warfarin, aspirin or other blood thinners. Do not start it on your own if you take anticoagulants or have a bleeding disorder.
Is this supplement vegetarian and non-GMO?
Yes. It uses a vegetarian capsule, is Non-GMO Project Verified, and carries USDA Organic and Kosher (Triangle K) certifications.
When is the price lowest?
The best new price seen is $18.00 at Etsy as of November 4, 2026, across 7 stores. Supplement prices at online marketplaces tend to dip during sitewide sales, so compare stores before buying.
Where is the Natural Factors Nattokinase 100 mg cheapest?
At Etsy, for $18.00, 22% under what the other stores charge, as of our latest check.
What do buyers say about the Natural Factors Nattokinase 100 mg?
Rated 4.8 out of 5 from 112 ratings.
Where can I buy the Natural Factors Nattokinase 100 mg?
13 stores we checked sell it, including Etsy, Walmart, Vitacost.com, iHerb, Target.

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