Magnesium Oxide 420 mgnone

Minerals

Brand: Nationwide Pharmaceutical

Tablet or PillMineralOn Market
Click to view full label

Net Contents

100 Tablet(s)

Serving Size

1 Tablet(s)

Servings Per Container

100

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

3 69375 00810 4

Product Version

Rev 4/2024

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.

1% Daily Value Coverage

1 ingredients report an established %DV 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 Tablet(s) · 1 per day

IngredientAmount Per Serving% Daily Value
Magnesium252 mg63%
Magnesium Oxide420 mg

Percent Daily Values are based on a 2,000 calorie diet.

Other Ingredients

Microcrystalline CelluloseCroscarmellose SodiumSilicon DioxideStearic AcidMagnesium StearateTitanium DioxideHypromellose

Target Groups

Adult (18 - 50 Years)

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Directions: Adults: Take one tablet daily with a meal as a dietary supplement or as directed by a doctor.

Warnings & Precautions

Precautions re: All Other

Warnings: Not recommended for use in amounts over the recommended daily intake of 420mg per day (1 tablet). May have a laxative effect.

Precautions re: Allergies

Ask a doctor or pharmacist before use if you have a known allergy to this product. Stop use and contact a doctor if allergic reaction occurs.

Precautions re: Pregnant or Nursing or Prescription Medications

Consult a doctor before using this product if you have kidney disease or are pregnant or nursing a baby.

Precautions re: Children

Keep out of reach of children.

Precautions re: All Other

Do not use if imprinted safety seal under cap is broken or missing

Storage

Storage

Other information: Store at controlled room temperature 15-30 degrees C (58-86 degrees F) Store in original container with lid tightly closed in a dry place Use by expiration date on package

Formulation

Formulation re: Other

Made in the USA

FDA Statements

FDA Statement of Identity

Dietary Supplement

Other Label Statements

General Statements: All Other Content

NDC 69375-0008-10

Manufacturer & Distributor

Distributor

Nationwide Pharmaceutical LLC

San Antonio, TX, 78216

Market Reference

$4.07 – $309.99· 40 listings
  • Magnesium Oxide 420mg - 120 Capsules | 4 Month Supply! | 100% Daily Value of Magnesium Oxide in One Capsule

    Doctor's Pride
    $19.95
  • Rugby Magnesium Oxide 420 mg Tablets 100 ct

    Instacart5.0(2)
    $4.22
  • Magnesium Oxide 400

    Wonder Laboratories4.8(64)
    $6.49
  • Sports Research Magnesium Oxide Softgels

    iHerb4.7(453)
    $17.97
  • Mag-Ox 400 Magnesium Tablets

    Target4.6(450)
    $7.89
  • Magnesium Oxide Tablets 400mg Compare to Magox (Bottle of 120)

    Walmart - Pharma Frills5.0(2)
    $7.77
  • Rugby Magnesium Oxide 400mg Tablets

    Adobe Drugs4.6(55)
    $5.89
  • tnvitamins Magnesium Oxide 420mg 120 Capsules 4 Month Supply! 100% Daily Value of Magnesium Oxide in One Capsule

    Target4.8(8)
    $9.99

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.

  • Holland & Barrett - Stockton On Tees

    4.0 (22)

    Health food shop

    Unit 39 Wellington St, Stockton-on-Tees TS18 1RG

  • Protein Superstore Middlesbrough

    4.8 (9)

    Vitamin & Supplements Shop

    10B, Captain Cook Square Middlesbrough, Newport Cres, Middlesbrough TS1 5UB

  • Body Extreme

    5.0 (8)

    Health food shop

    13 Newport Cres, Middlesbrough TS1 5EP

  • The Protein Stop

    4.6 (20)

    Vitamin & Supplements Shop

    1a Andrew St, Cleveland Road, Hartlepool TS24 7LB

  • 1 Life Supplements

    Vitamin & Supplements Shop

    Desert Orchid, 15 The Beeches, Middleton St George, Darlington DL2 1GD

  • British Body Beast

    5.0 (10)

    Sports Nutrition Shop

    134 Parliament Rd, Middlesbrough TS1 4JQ

  • Holland & Barrett - Teesside

    4.2 (71)

    Health food shop

    Unit 4D2, Teesside Shopping Park, Sandown Wy., Thornaby, Stockton-on-Tees TS17 7BW

  • PROTEIN SUPERSTORE HARTLEPOOL

    5.0 (9)

    Vitamin & Supplements Shop

    Albert Centre, 200 York Rd, Hartlepool TS26 9EB

Research & Studies

  • Serum Magnesium, Prescribed Magnesium Replacement and Cardiovascular Events in Adults with Type 2 Diabetes: A National Cohort Study in US Veterans

    Y Yin, Y Cheng, AR Zullo, Y Shao, HM Sheriff… - Nutrients, 2025 - mdpi.com

    … magnesium sulfate) were obtained from VHA pharmacy data. Magnesium citrate and magnesium hydroxide … Our nationwide ambulatory cohort of 1.2 million patients with type 2 diabetes …

    20253 citations
  • The role of magnesium in depression, migraine, Alzheimer's disease, and cognitive health: a comprehensive review

    P Varga, A Lehoczki, M Fekete, T Jarecsny… - Nutrients, 2025 - mdpi.com

    … 1300 mg of magnesium chloride and … magnesium oxide supplementation for 8 weeks, resulting in a significant improvement in both their BDI-II scores (p = 0.02) and serum magnesium …

    202517 citations
  • Can I Take Magnesium with Zetia (Ezetimibe)? Safety, Interactions, and Dosing

    HE Works - healthrx.com

    … top five selling mineral supplements nationwide. The overlap … sleep medicine specialist, has stated: "Magnesium deficiency … if you are using magnesium oxide or magnesium hydroxide (…

  • A urologist's guide to ingredients found in top-selling nutraceuticals for men's sexual health

    T Cui, RC Kovell, DC Brooks… - … of sexual medicine, 2015 - academic.oup.com

    … and 2007, and a recent nationwide survey showed that over 50… The recommended daily intake of magnesium is 400–420 mg… in our list of men's health supplements, identified in nine of …

    201565 citations
  • Global Dietary Magnesium Deficiency: Prevalence, Underlying Causes, Health Consequences, and Strategic Solutions

    W Zhang, Y Zhao - International Journal for Vitamin and Nutrition …, 2025 - imrpress.com

    … In Japan, data from the MINNADE—a nationwide survey … In another trial, magnesium oxide supplementation at 450 mg/… of Sirio Pharma; no products or materials from Sirio Pharma were …

    20253 citations
  • Hypomagnesemia: A Clinical and Nutritional Update

    A Papagiannidou, M Mitropoulou… - Current Nutrition …, 2026 - pmc.ncbi.nlm.nih.gov

    … Recent advances in magnesium transporters, drug-induced … Notably, a nationwide US study of over 1.28 million veterans … to inorganic salts such as magnesium oxide; Good absorption; …

    20261 citations

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2025-02-23. DSLD Label ID: 327373. 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.