PlainVitamins

Nattokinase Plus

by DaVinci Laboratories of Vermont · capsule · 60 capsules

  • Off the market since October 2022 (NIH)
  • UPC 0 26664 28986 5
  • DSLD label 264009
  • Serving 2 capsules
  • 30 servings

Nattokinase Plus by DaVinci Laboratories of Vermont lists 3 ingredients, 3 with an amount per serving of 2 capsules, such as 150 mg of natto NSP-2, 150 mg of serratiopeptidase and 200 mg of rutin. Its current label entered the NIH Dietary Supplement Label Database on June 16, 2022.

What is in Nattokinase Plus?

Each row as the label prints it, per serving of 2 capsules. 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 Plus: Supplement Facts rows against the market (DSLD label 264009, January 2026 release)
IngredientAmount% DVAmong products listing it
Natto NSP-2as Nattokinase20,000 FU/g150 mgNattokinase in Nattokinase Plus against 141 products150 mg per serving; the middle half of products list 50 mg to 100 mg, the median 100 mg.150 mg

Higher than 87% of 141 products listing nattokinase (median 100 mg).

Serratiopeptidase120,000 U/g150 mgSerratiopeptidase in Nattokinase Plus against 64 products150 mg per serving; the middle half of products list 16.25 mg to 74.25 mg, the median 33 mg.150 mg

Higher than 84% of 64 products listing serratiopeptidase (median 33 mg).

Rutin200 mgRutin in Nattokinase Plus against 1,232 products200 mg per serving; the middle half of products list 10 mg to 50 mg, the median 25 mg.200 mg

Higher than 92% of 1,232 products listing rutin (median 25 mg).

Source: NIH ODS Dietary Supplement Label Database, label 264009 (entered June 16, 2022), 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?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • Its 200 mg of rutin is higher than 92% of the 1,232 rutin products that print an amount; 60 list more.

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?

2 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 2 capsules daily between meals, or as directed by your healthcare practitioner.
Warnings
Warning: If pregnant, nursing, or have blood-clotting disorders or are taking anti-coagulant medications such as Coumadin (Warfarin), do not take this product without consulting your healthcare professional.
Keep out of reach of children.
Contains: Soy.
To obtain product information or report a serious adverse event, call 1-800-325-1776.
Allergens and what it does not contain
The Nattokinase in this formula has high enzyme activity providing 20,000 fibrin units (FU) per gram and is free of Vitamin K.
Gluten free Made with non GMO ingredients
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 264009.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, Vegetable Cellulose, Vegetable Leucine.

How many labels does Nattokinase Plus have?

2 labels are on file under this name since September 25, 2013: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 264009 (current) Entered June 16, 2022 · off the market October 1, 2022 · 60 capsules · UPC 0 26664 28986 5
  2. Label 23279 Entered September 25, 2013 · off the market September 30, 2021 · 60 enteric coated capsules · UPC 0 26664 28986 5

DSLD also links this label to: Nattokinase Plus (image difference, same product), Nattokinase Plus (image difference, same product), Nattokinase Plus (image 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 DaVinci Laboratories of Vermont a division of FoodScience Corp. (distributor), Williston, VT. All DaVinci Laboratories of Vermont products.

Where next?