Amped RTD Earthquake Grape by MET-Rx — Ingredients, Evidence & Safety

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)

Niacin

20 mg (100% DV)

✅ 1.4× RDA — within safe limits 📚 193 studies (Tier A: 5, B: 63)

RDA 14mg This product: 20mg UL 35mg

Folic Acid

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

Nitro Blend (Amino Acid/Protein)

1250 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

❓ Nutrient

❓ 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: 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 3-4 hours. Limit use to no more than three (3) bottles in a 24-hour period.

⚠️ Warnings & Precautions

KEEP OUT OF REACH OF CHILDREN. STORE IN A DRY PLACE AND AVOID EXCESSIVE HEAT.

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 OR MISSING.

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

Additional Information

14715 00A B14715 DZF Part No. 18-14715

CA CASH REFUND – ME 5¢

Natural and Artificial Flavors

NEURO-ENERGY BLEND Mind/Body Energy Magnifier***

NEW

NITRO BLEND Supports Nitrogen Levels***

NOS BLEND Nitric Oxide Inducer***

SUPER CHARGED FORMULA***

MET-Rx(R) WORLD'S STRONGEST MAN

Product Details

UPC / SKU 7 86560 14715 6

DSLD Entry Date 2012-03-23

Product Type Other Combinations

Form Liquid

Brand MET-Rx

DSLD ID 6560

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

PubMed DOI Cochrane

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

PubMed DOI

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

PubMed DOI

A A terminal metabolite of niacin promotes vascular inflammation and contributes to cardiovascular disease risk

Meta Analysis Nature medicine 2024

PubMed DOI

A Meta-analysis and imputation refines the association of 15q25 with smoking quantity

Meta Analysis Nature genetics 2010

PubMed DOI

A Genome-wide meta-analyses identify multiple loci associated with smoking behavior

Meta Analysis Nature genetics 2010

PubMed DOI

A Antidepressants for smoking cessation

Meta Analysis The Cochrane database of systematic reviews 2014

PubMed DOI

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

PubMed DOI Cochrane

B Assessment of the Role of Niacin in Managing Cardiovascular Disease Outcomes: A Systematic Review and Meta-analysis

Meta Analysis JAMA network open 2019

PubMed DOI

B Association Between Lowering LDL-C and Cardiovascular Risk Reduction Among Different Therapeutic Interventions: A Systematic Review and Meta-analysis

Meta Analysis JAMA 2016

PubMed DOI

View all evidence for Niacin →