NattoPlus

product on market Capsule Dr. Sinatra Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Nattokinase and L-arginine are studied for supporting cardiovascular health, while magnesium and vitamin C contribute to general metabolic and immune functions. Research evidence for these combined ingredients is limited. The profile maintains a high safety score with no significant concerns noted.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for NattoPlus
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
60
Servings
Other Combinations
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
258 mg (430% DV)
50 mg (13% DV)
Within RDA (0.1× RDA) 316 studies (A:8, B:159)
500 mg
Market median: 500.0mg (143 products)
50 mg
Market median: 100.0mg (70 products)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
Market median: 450.0mg (254 products) 243 studies (A:0, B:100)

Other Ingredients

Gelatin Microcrystalline Cellulose Stearic Acid Magnesium Stearate Silicon Dioxide
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Doctor’s Suggested Use: Take 2 capsules twice daily before morning and evening meals.

Warnings & Precautions

Warning: Do not take this product if you take warfarin or other blood thinning products. Pregnant or lactating women should consult a health care professional before taking this product.

Keep out of reach of children.

Contains: Soy

Formulation Notes

Contains: Soy

Standardization Levels: Nattokinase: 20,000 FU per gram

Additional Information

Almost out? Call 1-800-304-1708 or visit drsinatra.com Choose AutoDelivery, get free shipping forever

Unconditionally guaranteed for purity and labeled potency.

To preserve quality and freshness, store bottle with cap tightly closed in a cool, dry place.

Supports healthy circulation and blood flow Helps lower C-reactive protein levels

SKU: CAS 02 C16000, 2016 R-1

This product contains natural ingredients; therefore, variation in color may occur.

Metadata

Product Details

UPC / SKU6 78829 20119 1
DSLD Entry Date2019-04-25
Product TypeOther Combinations
FormCapsule
DSLD ID201842
Data Updated2026-04-11
Research

Research Evidence

4
Research Sources
45
Avg Quality
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 PubMed DOI
C Effects of nattokinase on blood pressure: a randomized, controlled trial
Rct Hypertension research : official journal of the Japanese Society of Hypertension 2008 PubMed DOI
C A single-dose of oral nattokinase potentiates thrombolysis and anti-coagulation profiles
Rct Scientific reports 2015 PubMed DOI
D [A clinical study on the effect of nattokinase on carotid artery atherosclerosis and hyperlipidaemia]
Other Zhonghua yi xue za zhi 2017 PubMed DOI
View all evidence for Nattokinase →
Compare

Similar Products

View all Nattokinase products →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.