10 Best Magnesium Extra Strength 500 Mg of 2025

Tested and Reviewed: Top 10 Magnesium Extra Strength 500 Mg deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

NatureBell

Naturebell Pure Magnesium Glycinate 500mg, 240 Veggie Capsules | 100% Chelated & Purified – 3rd Party Tested, Vegan Friendly, Non-GMO

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Editor's bottom line:

“This magnesium extra strength 500 mg is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Pure Magnesium Glycinate 500mg 240 natural veggie capsules without fillers, convenient one-a-day formula lasting up to 8 months.
Chelated and purified magnesium glycinate for antioxidant protection, superior absorption, gentle digestion, and optimal utilization.
One of the most bioavailable forms of magnesium.
Helps replenish essential vitamin and mineral levels daily, working together to aid vital bodily functions in both men and women.

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Picked by 397 people today

9.5

Nature's Bounty

Nature's Bounty Magnesium 500 mg Tablets, High Potency Magnesium Supplement for Bone & Muscle Health, Whole Body Support, 200 Count (Pack of 1)

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Main Highlights

SUPPORTS BONE AND MUSCLE HEALTH (1): These magnesium tablets help maintain bone health and play a role in maintaining bone mineralization(1)
EASY CONSUMPTION: These magnesium tablets are coated for easy swallowing, making it convenient to incorporate essential magnesium into your daily regimen
HIGH POTENCY FORMULA: Each Nature's Bounty Magnesium 500mg tablet provides 119% of the recommended daily intake
PROMOTES ENERGY METABOLISM (1): Magnesium is also involved in muscle contractions, nerve impulses, and energy metabolism (1)
FREE FROM ARTIFICIAL FLAVORS: Natures Bounty Magnesium tablets are gluten-free and do not contain artificial flavors and sweeteners

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9.5

Nature Made

Nature Made Magnesium Oxide 400 mg Softgels, Extra Strength Magnesium Supplements for Men and Women, Support for Muscle, Nerve, Bone and Heart, 110 Day Supply

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Main Highlights

Nerve, bone and heart support supplement: contains one 110 count bottle of Nature Made Extra Strength Magnesium 400mg Softgels for a 110-day supply
Nature Made Magnesium Oxide 400 mg is a magnesium supplement for women and men that helps support nerve health, heart health, and bone health
This Nature Made 400mg Magnesium Oxide supplement also supports muscle relaxation and comes in a higher potency, extra strength dose
Magnesium helps support the production of Melatonin
Adults take one of these Nature Made Magnesium 400mg softgels daily with water and a meal
These gluten free Nature Made Magnesium Extra Strength 400 mg softgels have no synthetic dyes, no artificial flavors, and no preservatives
#1 Pharmacist Recommended Vitamin & Supplement Brand*
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

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9.2

Qunol

Qunol Magnesium Capsules 420mg, 100% DV, High Absorption Magnesium Supplement, Extra Strength, Bone and Muscle Health Supplement, 180 Count

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Main Highlights

PROMOTES NERVE, BONE, & MUSCLE HEALTH: Magnesium plays an essential role in supporting nerve, bone, and muscle health; Magnesium, especially in magnesium glycinate form, is a crucial nutrient that supports healthy muscle and nerve function.
420 MG OF MAGNESIUM: Each serving of Qunols Magnesium contains 420 mg of Magnesium, which is 100% of the daily recommended value for this vital mineral
VITAL MINERAL SUPPLEMENT: Magnesium is involved in muscle contractions, nerve impulses, energy metabolism, and protein formationVITAL MINERAL SUPPLEMENT: Magnesium is involved in muscle contractions, nerve impulses, energy metabolism, and protein formation
HIGH ABSORPTION & EXTRA STRENGTH: Qunols extra strength Magnesium capsules are designed to dissolve, pass through the digestive system, and be absorbed quickly
NO ARTIFICIAL FLAVORS OR SWEETENERS: Qunols Magnesium Capsules are free of artificial flavors and sweeteners, and is gluten free for your dietary needs

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9.0

Nature's Bounty

Nature's Bounty Magnesium Supplements 500mg Tablets, Support Bone & Muscle Health, 200 Count (Pack of 2)

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Main Highlights

BONE HEALTH (1): Nature's Bounty Magnesium 500mg tablets aid in maintaining bone mineralization (1); Each tablet provides 119% of your daily magnesium needs, promoting a strong skeletal system (1)
MUSCLE SUPPORT (1): Natures Bounty Magnesium 500mg tablets is involved in muscle contractions and nerve impulses, and energy metabolism (1)
EASY TO SWALLOW: Coated magnesium 500 mg tablets are designed for easy swallowing, with only one tablet needed per day, making it simple to include in your daily routine
HIGH-QUALITY FORMULA: Committed to safety, this supplement is non-GMO, gluten-free, sugar-free, and do not contain artificial flavors or sweeteners
DECADES OF EXPERTISE: Backed by 50 years of research, trust Nature's Bounty magnesium vitamin for products held to high standards of consistency and quality

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8.8

Generic

Extra Strength Magnesium 500mg, 120 Tablets

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Main Highlights

High Potency: Each tablet contains 500mg of elemental magnesium for optimal supplementation.
Promotes Healthy Muscle Function: Magnesium plays a vital role in muscle contraction and relaxation.
Supports Bone Density: Adequate magnesium intake is essential for maintaining strong bones.
Convenient Dosage: Take 1-2 tablets daily with meals for best absorption.
Trusted Quality: Manufactured in an FDA-registered facility following strict GMP guidelines.

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8.6

Nature's Bounty

Nature's Bounty Magnesium, Mineral Supplement, Supports Bone and Muscle Health, 500 mg, Coated Tablets, 100 Count

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Main Highlights

It is also important for bone structure and is involved in muscle contractions and nerve impulses
Vegetarian-friendly caplets provide you with an excellent source of Magnesium
These statements have not been evaluated by the Food and Drug Administration
Nature's Bounty

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8.3

Generic

Extra Strength Magnesium 400mg Softgels | Muscle, Bone & Nerve Support | 180 Softgels – 6 Month Supply | High Potency Daily Magnesium Supplement | Gluten Free Formula

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Main Highlights

EXTRA STRENGTH FORMULA: Delivers 400mg of magnesium per serving to support daily wellness, muscle relaxation, and overall mineral balance.
SUPPORTS NERVES & ENERGY: Helps maintain healthy nerve signaling and supports energy metabolism for everyday performance.
BONE & MUSCLE HEALTH: Essential mineral that contributes to strong bones and proper muscle function for an active lifestyle.
CLEAN & GLUTEN FREE: Made without preservatives, artificial flavors, or synthetic dyes. Gluten free formula using trusted ingredients.
6 MONTH SUPPLY: Includes 180 easy-to-swallow softgels for convenient once-daily use and long-term support.

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8.1

Nature Made

Nature Made High Potency Magnesium 400 mg - 150 Liquid Softgels,(Pack of 2)

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Main Highlights

Magnesium Supports Nerve, Heart and Muscle Function
Magnesium is also Essential in the Formation of Bones and Teeth and in Converting Blood Sugar into Energy
Magnesium participates in more than 300 reactions in the body and is critical to many bodily functions such as promoting a steady heart rhythm, keeping bones strong and converting carbohydrates, protein and fat into energy
Please read all label information on delivery

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8.1

Bronson

Bronson Magnesium 500 MG Supports Bone & Muscle Health & Nervous System Support - Non-GMO, 120 Vegetarian Tablets

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Main Highlights

High Quality & Great Value: Bronson Basics Magnesium provides a potent 500 MG of Magnesium per vegetarian tablet. We strive to support your good health and well-being through high quality supplements at the best value.
Bone & Muscle Health: By supplying 500 MG per tablet, Bronson Basics Magnesium enables valuable daily replenishment that helps to support bone, muscle, nervous system health, and more.*
Superior Quality: Laboratory tested GMO-Free, Gluten-Free and Soy-Free. Bronson products are in-house tested and carefully manufactured by trained professionals in our state-of-the-art facility that is located in Hauppauge, New York.
cGMP Premium Standards: Every product manufactured by Bronson is put through a rigorous process to ensure purity, potency and integrity. Through our very own cGMP Certified New York Facility that complies with the most current regulations, we promise to deliver top-quality supplements that are consistently verified for quality and safety.
Trusted Since 1960: The pioneers of Bronson Vitamins were a group of pharmacists who witnessed the benefits of vitamins and mineral supplementation firsthand with their patients. Bronson Vitamins have been consistently mentioned by top medical professionals since our inception in 1960.

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Our Best Overall Choice

Best Choice

9.7

NatureBell

Naturebell Pure Magnesium Glycinate 500mg, 240 Veggie Capsules | 100% Chelated & Purified – 3rd Party Tested, Vegan Friendly, Non-GMO

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Pure Magnesium Glycinate 500mg 240 natural veggie capsules without fillers, convenient one-a-day formula lasting up to 8 months.
Chelated and purified magnesium glycinate for antioxidant protection, superior absorption, gentle digestion, and optimal utilization.
One of the most bioavailable forms of magnesium.
Helps replenish essential vitamin and mineral levels daily, working together to aid vital bodily functions in both men and women.

Show Price

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