🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 30% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

10 fl. Oz. Serving Size
Other Combinations Product Type
30% Evidence Coverage

Supplement Facts — Evidence Check

Calories
80 Calorie(s)
Total Carbohydrates
16 Gram(s) (5% DV)
20 mg (100% DV)
✅ 1.4× RDA — within safe limits 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 20mg UL 35mg
375 mcg (94% DV)
✅ Within RDA (0.9× RDA of 0.4 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 0.375mg UL 1.0mg
Sodium
160 mg (7% DV)
Potassium
160 mg (5% DV)
Glycerin
10 Gram(s)
NOS Blend (Combination)
3000 mg
Neuro-Energy Blend (Combination)
2300 mg
📊 Market median: 500.0mg (180 products) 📚 5 studies (Tier A: 0, B: 1)
This product: 1250mg

Other Ingredients

Water Contains less than 1.0% of the following:

Label Claims — Verification

All Other
Structure/Function
All Other (97% of products) Structure/Function (86% of products) Nutrient (36% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

DIRECTIONS: For Adults, drink one (1) 20 fl. ounce serving per workout session as follows: 1/2 before and the balance during the course of your workout. Do not exceed 1 serving per workout session and/or more often than every four hours. Limit use to no more than three (3) bottles in a 24-hour period.

SHAKE WELL BEFORE USE.

⚠️ Warnings & Precautions

KEEP OUT OF REACH OF CHILDREN.

WARNING: Not intended for use by pregnant or nursing women.

Avoid this product if you are allergic to aspirin, have liver or kidney disease, or high blood pressure. If you are taking any medications, consult your doctor before use. Discontinue use and consult your doctor if any adverse reactions occur. This product contains caffeine. Avoid additional consumption of caffeine, which may intensify adverse effects.

DO NOT USE IF CAP IS BROKEN.

Not intended for use by persons under the age of 18.

Additional Information

REFRIGERATE AFTER OPENING.

STORE IN A DRY PLACE AND AVOID EXCESSIVE HEAT.

0g Sugar

14721 05C B14721 GAA Part No. 18-14721

CA CASH REFUND – ME 5¢

Natural and Artifical Flavors

NEURO-ENERGY BLEND Mind/Body Energy Magnifier*

NITRO BLEND Supports Nitrogen Levels*

NOS BLEND Nitric Oxide Inducer*

SUPER CHARGED FORMULA*

Product Details

UPC / SKU 7 86560 14721 7
DSLD Entry Date 2012-02-23
Product Type Other Combinations
Form Liquid
Brand MET-Rx
DSLD ID 5747
Data Updated 2026-04-11

Research Evidence

241 Research Sources
55 Avg Quality Score
113 Meta Analysis
75 Systematic Review
32 Rct
11 Clinical Trial
3 Other
3 Regulatory Source
1 Cochrane Review
1 Narrative Review
1 Openfda Safety
A Niacin for primary and secondary prevention of cardiovascular events
Meta Analysis The Cochrane database of systematic reviews 2017
A Use of high potency statins and rates of admission for acute kidney injury: multicenter, retrospective observational analysis of administrative databases
Meta Analysis BMJ (Clinical research ed.) 2013
A Effect on cardiovascular risk of high density lipoprotein targeted drug treatments niacin, fibrates, and CETP inhibitors: meta-analysis of randomised controlled trials including 117,411 patients
Meta Analysis BMJ (Clinical research ed.) 2014
A A terminal metabolite of niacin promotes vascular inflammation and contributes to cardiovascular disease risk
Meta Analysis Nature medicine 2024
A Meta-analysis and imputation refines the association of 15q25 with smoking quantity
Meta Analysis Nature genetics 2010
A Genome-wide meta-analyses identify multiple loci associated with smoking behavior
Meta Analysis Nature genetics 2010
A Antidepressants for smoking cessation
Meta Analysis The Cochrane database of systematic reviews 2014
A Topical azelaic acid, salicylic acid, nicotinamide, sulphur, zinc and fruit acid (alpha-hydroxy acid) for acne
Meta Analysis The Cochrane database of systematic reviews 2020
B Assessment of the Role of Niacin in Managing Cardiovascular Disease Outcomes: A Systematic Review and Meta-analysis
Meta Analysis JAMA network open 2019
B Association Between Lowering LDL-C and Cardiovascular Risk Reduction Among Different Therapeutic Interventions: A Systematic Review and Meta-analysis
Meta Analysis JAMA 2016
View all evidence for Niacin →

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