L-Arginine 500 mg®

Other Combinations

Brand: Mason Natural

CapsuleOther CombinationsOn Market
Click to view full label

Net Contents

60 Capsule(s)

Serving Size

1 Capsule(s)

Servings Per Container

60

Supplement Form

Capsule

Bar Code (UPC/SKU)

3 11845 12645 0

Product Version

1264-60 Rev. 7

Label Analysis

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

2Active Ingredients

2 distinct active ingredients are disclosed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

1% Daily Value Coverage

1 ingredients report an established %DV per serving.

1Dietary Attributes

Label states: Gluten-Free.

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

Allergen Guide

Free From

  • Soy
  • Gluten

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Capsule(s)

IngredientAmount Per Serving% Daily Value
Calcium(Calcium Phosphate)60 mg6%
L-Arginine Hydrochloride500 mg

Not Present

Other Ingredients

GelatinMicrocrystalline CelluloseMagnesium StearateStearic Acid

Target Groups

Adult (18 - 50 Years)Gluten Free

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Directions: Adults - Take one capsule, one to two times daily, preferably with food, as a dietary supplement.

Warnings & Precautions

Precautions re: Pregnant or Nursing or Prescription Medications

Caution: If you are pregnant, nursing, taking any medications or have any medical condition, consult your physician before use.

Precautions re: All Other

Discontinue use and consult your physician if any adverse reactions occur.

Precautions re: Children

Keep out of reach of children.

Precautions re: All Other

Tamper-Evident Seal: Do not use product if seal appears tampered.

Storage

Storage

Store in a dry place under controlled room temperature: 20 degrees - 25 degrees C (68 degrees - 77 degrees F).

Formulation

Formulation re: Other

May support blood flow & vascular function

Formulation re: Does NOT Contain

Guaranteed no added: Sugar, starch, sodium, yeast, soy, corn, wheat, dairy, gluten, fish, tree nuts, peanuts, egg, fragrance, artificial colors or flavors, preservatives, crustacean shellfish.

Formulation re: Does NOT Contain

Gluten free Soy free

FDA Statements

FDA Statement of Identity

Dietary Supplement

FDA Disclaimer Statement

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

Other Label Statements

Seals/Symbols

Mason guarantee Laboratory Tested cGMP Certified Good Manufacturing Practice

General Statements: All Other Content

Certified N Mason natural Est. 1967

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

Mason Natural is a registered trademark and does not refer to any product or ingredient claim.

General Statements: All Other Content

Please recycle

Manufacturer & Distributor

Distributor

Mason Vitamins, Inc.

Miami Lakes, FL, 33014

1-888-860-5376

Market Reference

$4.99 – $245.00· 20 listings
  • Mason Natural L-Arginine 500 mg Capsules

    Walmart - Nutrients Best, a Mason Natural Certified Vendor4.9(45)
    $8.49
  • (3 pack) Mason Natural L-Arginine 500 mg Amino Acid Supplements, 60 Count

    Walmart - Nutrients Best, a Mason Natural Certified Vendor4.9(45)
    $20.38
  • Mason Natural Vein Erect Capsules

    Mason Natural4.4(90)
    $16.29
  • Mason Natural L-Arginine 500 mg 60 Capsules

    GoSupps.com4.9(45)
    $29.99
  • L Arginine Source Naturals

    Herbs Direct4.7(222)
    $10.92
  • L-Arginine 500mg

    Magnolia Pharmacy - TX
    $33.00
  • Natural Factors L-Arginine

    Target4.7(512)
    $17.99
  • L-Arginine 500 mg

    Get Complete Care
    $29.99

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

  • House of Gains Fitness Outlet - Mechanicsburg

    5.0 (44)

    Vitamin & supplements store

    4830 Carlisle Pike space d15, Mechanicsburg, PA 17050

  • The Vitamin Shoppe

    4.6 (126)

    Vitamin & supplements store

    6455 Carlisle Pike, Mechanicsburg, PA 17050

  • GNC

    4.0 (48)

    Vitamin & supplements store

    3566 Capital City Mall Dr #248, Camp Hill, PA 17011

  • AdvancedSupps.com

    5.0 (90)

    Vitamin & supplements store

    3872 Union Deposit Rd, Harrisburg, PA 17109

  • Nutrition & Beyond Protein Shakes & Teas

    4.7 (12)

    Vitamin & supplements store

    Inside Platinum Fitness, 3401 Hartzdale Dr, Camp Hill, PA 17011

  • Consolidated Nutritions

    Vitamin & supplements store

    2000 Hummel Ave, Camp Hill, PA 17011

  • The Vitamin Shoppe

    4.5 (127)

    Vitamin & supplements store

    5125 Jonestown Rd Unit no. 145, Harrisburg, PA 17112

  • Rooster Supplements

    1.0 (2)

    Vitamin & supplements store

    54 N Grantham Rd, Dillsburg, PA 17019

Research & Studies

  • Effects of in vivo and in vitro L-arginine supplementation on healthy human vessels

    JPF Chin-Dusting, CT Alexander… - Journal of …, 1996 - journals.lww.com

    … cells from the terminal guanidino nitrogen atom of L-arginine (L-ARG) (4) . … in healthy humans (9,10) . When infused intravenously into normal volunteers at high concentrations (500 mg/…

    1996136 citations
  • ATF4-SLC7A11-GSH axis mediates the acquisition of immunosuppressive properties by activated CD4+ T cells in low arginine condition

    Z Zou, Q Cheng, J Zhou, C Guo, AV Hadjinicolaou… - Cell reports, 2024 - cell.com

    … Extra arginine supplementation induces T cells to obtain … mg/L L-lysine was added. For the low arginine condition (LOW), the NA medium was further supplemented with 20μM L-arginine…

    202462 citations
  • Impact of micronutrients on hypertension: evidence from clinical trials with a special focus on meta-analysis

    HF Chiu, K Venkatakrishnan, O Golovinskaia… - Nutrients, 2021 - mdpi.com

    … C is crucial for maintaining healthy vascular function (by supplementing 70–90 mg/day) as … analysis study have demonstrated that supplementation with Vitamin C (500 mg/day) showed …

    202190 citations
  • Vitamin D3, L‑Arginine, L‑Citrulline, and antioxidant supplementation enhances nitric oxide bioavailability and reduces oxidative stress in the vascular endothelium …

    M Dawoud - Pharmacognosy Research, 2020 - phcogres.com

    … One of the main observations in this study is that a mixture of L‑arginine, L‑citrulline, Vitamin D3, and antioxidants significantly increases the concentration of bioavailable, cytoprotective …

    202023 citations
  • L-arginine increases nitric oxide and attenuates pressor and heart rate responses to change in posture in sickle cell anemia subjects

    SI Ogungbemi, CN Anigbogu, MO Kehinde, SI Jaja - 2013 - utoronto.scholaris.ca

    … In conclusion, study shows that oral, low dose, chronic supplementation with L-arginine … L-arginine augments cardiac vagal control in healthy human subjects. Hypertension 39; 51-…

    201311 citations
  • L-Arginine

    GD AZ, DI Checker, PL Tool - rxlist.com

    … Supplementing a feeding tube with L-arginine does not seem to improve immune function, … for up to 10 days reduces stress and anxiety in healthy people and those prone to stress. …

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-04-22. DSLD Label ID: 244889. 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.