PlainVitamins

Nattokinase

by BulkSupplements.com · powder · 250 grams

  • On the market (NIH)
  • UPC X000HHS8QF
  • DSLD label 330135
  • Serving 100 mg
  • 2500 servings

Nattokinase by BulkSupplements.com lists one ingredient: 100 mg of natto extract per serving of 100 mg. Its current label entered the NIH Dietary Supplement Label Database on May 21, 2025.

What is in Nattokinase?

Each row as the label prints it, per serving of 100 mg. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Nattokinase: Supplement Facts rows against the market (DSLD label 330135, January 2026 release)
IngredientAmount% DVAmong products listing it
Natto Extractas Nattokinasenattokinase activity 20,000 FU/g (fibrinolytic units)100 mgSoy in Nattokinase against 250 products100 mg per serving; the middle half of products list 60 mg to 426.25 mg, the median 125 mg.100 mg

52% of 250 products listing soy give more (median 125 mg).

Source: NIH ODS Dietary Supplement Label Database, label 330135 (entered May 21, 2025), version 9.4.0. See the label on DSLD or its label image (PDF). Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

The NIH database records one serving a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

Which products have the closest formulas?

6 products list the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Suggested Use: As a dietary supplement, take 100 mg once daily, or as directed by a physician.
Warnings
Allergen information: Soy
Always consult a physician before taking any dietary supplement.
Keep out of reach of children.
Allergens and what it does not contain
Free of: Added sugar, dairy, yeast, gluten
Storage
Contents are sold by weight, not volume. Settling may occur. Store in a dry, cool, dark place.

Source: label statements in DSLD label 330135.

What else is on the label?

Other ingredients: Dextrin.

How many labels does Nattokinase have?

27 labels are on file under this name since June 23, 2021: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 330135 (current) Entered May 21, 2025 · on the market · 250 grams · UPC X000HHS8QF
  2. Label 330131 Entered May 21, 2025 · on the market · 10 grams · UPC X000HHS76V
  3. Label 330136 Entered April 24, 2025 · on the market · 500 grams · UPC X000STX3SZ
  4. Label 330134 Entered April 24, 2025 · on the market · 100 grams · UPC X000HHS7YD
  5. Label 330133 Entered April 24, 2025 · on the market · 50 grams · UPC X000HHSATP
  6. Label 330132 Entered April 24, 2025 · on the market · 25 grams · UPC X000HHS9EL
  7. Label 311110 Entered October 24, 2024 · on the market · 25 grams · UPC X000HHS9EL
  8. Label 311115 Entered June 20, 2024 · on the market · 500 grams · UPC X000STX3SZ
  9. Label 311114 Entered June 20, 2024 · on the market · 250 grams · UPC X000HHS8QF
  10. Label 311113 Entered June 20, 2024 · on the market · 100 grams · UPC X000HHS7YD
  11. Label 311112 Entered June 20, 2024 · on the market · 50 grams · UPC X000HHSATP
  12. Label 311111 Entered June 20, 2024 · on the market · 1 kilogram · UPC 8 49720 00697 4
  13. Label 311109 Entered June 20, 2024 · on the market · 10 grams · UPC X000HHS76V
  14. Label 294772 Entered August 23, 2023 · on the market · 250 grams · UPC X000HHS8QF
  15. Label 294783 Entered July 18, 2023 · on the market · 10 grams · UPC X000HHS76V
  16. Label 294782 Entered July 18, 2023 · on the market · 25 grams · UPC X000HHS9EL
  17. Label 294781 Entered July 18, 2023 · on the market · 50 grams · UPC X000HHSATP
  18. Label 294780 Entered July 18, 2023 · on the market · 1 kilogram · UPC 8 49720 00697 4
  19. Label 294779 Entered July 18, 2023 · on the market · 100 grams · UPC X000HHS7YD
  20. Label 294588 Entered July 18, 2023 · on the market · 500 grams · UPC X000STX3SZ

And 7 more labels.

DSLD also links this label to: Nattokinase 20000FU Extract Powder 100 mg (package size difference, same product).

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names BulkSupplements.com (distributor), Henderson, NV. All BulkSupplements.com products.

Where next?