Brand: Twinlab

CapsuleAmino acid/ProteinOn Market
Click to view full label

Net Contents

100 Capsule(s)

Serving Size

1 Capsule(s)

Servings Per Container

100

Supplement Form

Capsule

Bar Code (UPC/SKU)

0 27434 00111 3

Product Version

2130007.8

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

1Active Ingredients

Single-ingredient formula listed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Supplement Facts

Serving Size: 1 Capsule(s) · 1 per day

IngredientAmount Per Serving
L-Arginine(L-Arginine, L-Arginine Hydrochloride)500 mg

Not Present

Other Ingredients

GelatinCelluloseMedium Chain TriglyceridesMagnesium Stearate

Target Groups

Adult (18 - 50 Years)

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Directions: Take one capsule daily or as directed by a health care professional.

Warnings & Precautions

Precautions re: Pregnant or Nursing or Prescription Medications

Warning: If you are pregnant or nursing, taking any medication, or have any medical condition, consult a health care professional before use.

Precautions re: Children

Keep out of reach of children.

Storage

Storage

Keep tightly closed in a cool, dry place.

Formulation

Formulation re: Other

Bottled and packaged in the USA

Formula re: Contains

L-Arginine is an amino acid and a nitric oxide precursor.

Formulation re: Other

Twinlab L-Arginine capsules are easy to swallow.

Formulation re: Does NOT Contain

No artificial colors, flavors, or preservatives added.

Formulation re: Other

Supports nitric oxide production

FDA Statements

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

FDA Statement of Identity

Dietary Supplement

Other Label Statements

Brand IP Statement(s) re: (c), (TM), (SM)

Twinlab 50 Trusted for 50 years

General Statements: All Other Content

Instagram @Twinlab Facebook TwinlabVitamins

General Statements: All Other Content

New look, same great formula Best if used by date shown on bottle.

Manufacturer & Distributor

Distributor

Twinlab Corporation

Boca Raton, FL, 33431, U.S.A

1-800-645-5626

Market Reference

$9.99 – $67570.00· 40 listings
  • Twinlab L-Arginine/L-ornith Fuel

    eBay - cell-factor
    $15.99
  • Twinlab Amino Fuel Orange Rush Liquid Concentrate

    William's Natural Foods4.6(215)
    $39.99
  • Twinlab Energy Fuel Carbonated Fruit Splash

    Instacart
    $67570.00
  • Twinlab Test Fuel

    eBay - adealsadeal2024
    $55.00
  • Beyond Raw Chemistry Labs L-Arginine 30 Servings

    GNC4.6(38)
    $24.99
  • Twinlab Amino Fuel Liquid

    eBay - supps4swolebros4.8(25)
    $29.99
  • L-Arginine Pro Pack Jars

    Walmart - Rockbottom Prices
    $39.88
  • L-Arginine Sustained Release Exclusive

    ThorneVet
    $44.00

Where to Buy Locally

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Research & Studies

  • High‐intensity interval training and essential amino acid supplementation: Effects on muscle characteristics and whole‐body protein turnover

    KR Hirsch, CE Greenwalt, HE Saylor… - Physiological …, 2021 - Wiley Online Library

    … maintaining muscular health in a variety of populations. Therefore, the purpose of this study was to compare the independent and combined effects of HIIT and EAA supplementation on …

    202130 citations
  • The effect of L-arginine and creatine on vascular function and homocysteine metabolism

    E Jahangir, JA Vita, D Handy, M Holbrook… - Vascular …, 2009 - journals.sagepub.com

    … in patients with coronary artery disease on medical management. Circulation 2000; 101: 2126-2129. 11 Wilson AM, Harada R, Nair N, Balasubramanian N, Cooke JP. …

    2009100 citations
  • … suggests that L-arginine supplementation affects microbial activity resulting in a decrease in trimethylamine N-oxide—A randomized controlled trial in healthy …

    L Dimina, M Tremblay-Franco, A Deveaux… - Current Developments …, 2023 - Elsevier

    … The effects of supplementation with L-arginine (L-arg), the precursor of nitric oxide (NO), on vascular and cardiometabolic health have largely been explored. Whether other …

    20234 citations
  • L-Arginine Supplementation Did Not Impact the Rapid Recovery of Cardiovascular and Autonomic Function Following Exercise in Physically Active Healthy …

    AA Porto, LA Gonzaga, F Ribeiro, CM de Oliveira… - Nutrients, 2024 - mdpi.com

    … [20] specifically evaluated L-arginine’s influence on recovery … L-arginine supplementation might not provide the expected benefits. In addition, other studies have explored L-arginine’s …

    20243 citations
  • Heart Health Refresh

    T Person - wholefoodsmagazine.com

    … According to Gene Bruno, MS, MHS, director of category management for Twinlab … B12 and folic acid, as well as l-arginine, can benefit heart health. Specifically, it can favorably alter the …

  • Metabolic effects of high-intensity interval training and essential amino acids

    KR Hirsch, CE Greenwalt, HE Cabre… - … Journal of Applied …, 2021 - search.proquest.com

    … if they: (1) had current and/or history of cardiometabolic disease or any medical or … All participants provided written informed consent, completed a health history questionnaire to confirm …

    202118 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2022-06-16. DSLD Label ID: 268467. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.