Home/ Supplements/ L Arginine/ NO2 Black

NO2 Black

product on market Other (e.g. tea bag) MRI Safety: 90/100
90/100

This product looks safe

  • Contains proprietary blend — exact ingredient amounts not disclosed
  • Limited research evidence available for ingredients
B Label Compliance Grade
Alerts

Safety Alerts

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for NO2 Black
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Caplet(s)
Serving Size
60
Servings
Other Combinations
Product Type
0%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Market median: 500.0mg (143 products)
Proprietary Blend {Combination}
150 mg

Other Ingredients

Calcium Phosphate cellulose esthers and composites Seaweed extract corn extract pectin Magnesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

DAILY DOSING CHART (chart) FOR MEN UP TO 200 LBS - 8 CAPLETS 4 caplets 30 minutes before breakfast and again 30 minutes before lunch OVER 200 LBS - 10 CAPLETS 5 caplets 30 minutes before breakfast and again 30 minutes before lunch FOR WOMEN UP TO 125 LBS - 4 CAPLETS 2 caplets 30 minutes before breakfast and again 30 minutes before lunch OVER 125 LBS - 6 CAPLETS 3 caplets 30 minutes before breakfast and again 30 minutes before lunch

NOTE: To maximize results, drink at least 64 ounces of water daily while using NO2 Black.

Warnings & Precautions

KEEP OUT OF THE REACH OF CHILDREN.

WARNING: Diabetics, women who are pregnant or nursing, individuals being treated for high blood pressure or serum glucose control or erectile dysfunction, individuals who are thiamin deficient, allergic to alpha-lipoic acid or other sulfur-containing compounds, or taking prescription drugs, should consult their physician before using this product. Use this product with caution if you have a history of cold sores. Use of this product is not recommended in individuals allergic to corn products, gluten, or citrus fruit. Not intended for use by individuals under the age of 18 years.

Formulation Notes

This product contains no yeast, wheat, soy, sugar or other sweeteners, artificial flavors, colors or preservatives.

Additional Information

PROTECT FROM LIGHT AND MOISTURE

STORE AT 59-86°F (15-30°C).

ACTINOS2 is a trademark of Glanbia plc.

ARGININE ALPHA-KETOGLUTARATE

BLACK

CLINICALLY TESTED

EXTENDED-RELEASE FORMULA

HINT: NO2 Black is ideal to stack with CE2.

NOS-ENHANCED HEMODILATOR*

Rev. 121806

U.S. PATENT NO. 6,905,707

ArginPure(TM) by Degussa(R)

pHylex9(TM) Extended-Release Delivery Technology

UP-REGULATED WITH: ACTINOS2(TM) NOS-Enhancing Peptide Fraction

Metadata

Product Details

UPC / SKU6 33012 80003 2
DSLD Entry Date2012-03-23
Product TypeOther Combinations
FormOther (e.g. tea bag)
BrandMRI
DSLD ID6640
Data Updated2026-04-11
Research

Research Evidence

45
Research Sources
52
Avg Quality
12
Rct
11
Systematic Review
11
Meta Analysis
11
Clinical Trial
A Nitric oxide donors (nitrates), L-arginine, or nitric oxide synthase inhibitors for acute stroke
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
B Nutritional interventions for treating foot ulcers in people with diabetes
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
B Nitric oxide donors (nitrates), L-arginine, or nitric oxide synthase inhibitors for acute stroke
Systematic Review The Cochrane database of systematic reviews 2002 PubMed
B Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
Systematic Review The Cochrane database of systematic reviews 2007 PubMed
B The Effect of Amino Acids on Wound Healing: A Systematic Review and Meta-Analysis on Arginine and Glutamine
Meta Analysis Nutrients 2021 PubMed DOI
B Nitric oxide donors (nitrates), L-arginine, or nitric oxide synthase inhibitors for acute ischaemic stroke
Systematic Review The Cochrane database of systematic reviews 2000 PubMed
B Dietary Supplements for Erectile Dysfunction: Analysis of Marketed Products, Systematic Review, Meta-Analysis and Rational Use
Meta Analysis Nutrients 2023 PubMed DOI
B Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
Systematic Review The Cochrane database of systematic reviews 2004 PubMed
B An Analysis of Popular Online Erectile Dysfunction Supplements
Systematic Review The journal of sexual medicine 2019 PubMed DOI
View all evidence for L Arginine →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.