🟢 90/100

This product looks safe

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

Product Label

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Safety Alerts

ℹ️ Contains proprietary blend — exact ingredient amounts not disclosed

Label Data

1 mL Serving Size
30 Servings
Botanical with Nutrients Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

20 mg
📊 Market median: 500.0mg (143 products)
This product: 20mg
Pine bark extract
5 mg
Proprietary Blend
405 mg

Other Ingredients

Grain Alcohol deionized Water Vegetable Glycerin Natural Flavors

Label Claims — Verification

All Other
All Other (100% of products) Structure/Function (91% of products) Nutrient (35% of products)

Target Groups

Kosher Adult Male (18-50 Years)

Product Information

📋 Directions for Use

Suggested Use: 30 drops, 1-3 times per day in juice or water or as directed by your healthcare professional.

⚠️ Warnings & Precautions

Warnings: Keep out of the reach of children.

Shake well before using.

🧪 Formulation Notes

K Parve K-1604

Additional Information

K Parve K-1604

Product Details

UPC / SKU 7 88332 16511 5
DSLD Entry Date 2019-12-22
Product Type Botanical with Nutrients
Form Liquid
DSLD ID 211913
Data Updated 2026-04-11

Research Evidence

45 Research Sources
52 Avg Quality Score
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
A Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
Meta Analysis The Cochrane database of systematic reviews 2017
B Nutritional interventions for treating foot ulcers in people with diabetes
Meta Analysis The Cochrane database of systematic reviews 2020
B Nitric oxide donors (nitrates), L-arginine, or nitric oxide synthase inhibitors for acute stroke
Systematic Review The Cochrane database of systematic reviews 2002
B Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
Systematic Review The Cochrane database of systematic reviews 2007
B The Effect of Amino Acids on Wound Healing: A Systematic Review and Meta-Analysis on Arginine and Glutamine
Meta Analysis Nutrients 2021
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
B Dietary Supplements for Erectile Dysfunction: Analysis of Marketed Products, Systematic Review, Meta-Analysis and Rational Use
Meta Analysis Nutrients 2023
B Arginine supplementation for prevention of necrotising enterocolitis in preterm infants
Systematic Review The Cochrane database of systematic reviews 2004
B An Analysis of Popular Online Erectile Dysfunction Supplements
Systematic Review The journal of sexual medicine 2019
View all evidence for L Arginine →

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