10 Best Magnesium Glycinate 400 Mg of 2025

Tested and Reviewed: Top 10 Magnesium Glycinate 400 Mg deals with expert ratings from 8.1 to a perfect 10

June 2025 Edition

Editor's Choice

9.7

DEAL SUPPLEMENT

Magnesium Glycinate 400mg | Elemental Magnesium - 300 Capsules | Chelated for Easy Absorption | Highly Purified Essential Trace Mineral for Muscle, Joint, Heart, & Immune Support

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Editor's bottom line:

“This magnesium glycinate 400 mg is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Special Features Max strength chelated magnesium glycinate capsules. One of the gentlest forms of magnesium that exist and uses high concentrated elemental magnesium. Offers easy digestion and absorption for optimal benefits.
Benefits & Use This high absorption magnesium provides benefits to over 300 different functions around the body for overall general wellness. Taking it on a regular basis may support bone, heart, joint, immune, and muscle heath.
Dosage & Servings A 3 capsule serving size that provides 400mg of pure magnesium glycinate. Each bottle offers 300 capsules and over a 3-month supply.
Purpose Minerals are an essential micronutrient and chelated magnesium offers an easy and efficient way to up your levels. This version is more stable and can be digested in a more complete form that minimizes waste.
Quality Ensured Non-GMO magnesium supplements that are 3rd party lab tested and passed. Made without gluten, dairy, eggs, peanuts, soy, wheat, & yeast.

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Picked by 305 people today

9.5

Save 29%

Micro Ingredients

Micro Ingredients Magnesium Glycinate 400mg Per Serving, 240 Capsules | Potent Elemental Form, 100% Chelated, High Absorption | Healthy Muscle, Bones, & Mood Support Supplement | Non-GMO

29% OffFree Shipping

Main Highlights

Micro Ingredients offers extra-strength elemental magnesium glycinate capsules. Providing one of the highest absorbing magnesium forms that is 100% chelated and manufactured right here in the United States.
240 capsules per bottle that delivers a 400mg dose of pure magnesium glycinate. Every 3-capsule serving size provides an 80 day supply and promotes benefits for bones and heart, as well as supporting calmness.
Magnesium plays a crucial role in hundreds of cellular functions throughout almost every cell of the human body and is a trace mineral that can only be obtained through diet or supplements.
Some people refer to magnesium as the master mineral due to it having various benefits throughout the body and Micro Ingredients offers the gentlest form of magnesium for easy absorption and maximized benefits.
Premium non-GMO magnesium supplements. Made without soy, dairy, gluten, wheat, peanuts, and tree nuts. Ingredients must pass our 3rd party lab tests to ensure a product that is safe, pure, and potent.

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9.5

Save 13%

Nature's Bounty

Nature's Bounty Magnesium, Whole Body Support, Supports Heart, Nerve and Bone Health. 400 mg, 75 Softgels

13% OffFree Shipping

Main Highlights

Contains 400mg of Magnesium for whole body support
Helps maintain healthy bones
Supports muscle relaxation
Supports heart and nerve health
One rapid release liquid softgel per day

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Best Value

9.2

Save 51%

Nature Made

Nature Made Magnesium Glycinate 200 mg per Serving, Magnesium Supplement for Muscle, Heart, Nerve and Bone Support, 60 Magnesium Bisglycinate Capsules, 30 Day Supply

51% OffFree Shipping

Main Highlights

Heart, nerve and bone support supplement: contains one 60 count bottle of Nature Made Magnesium Glycinate 200 mg per serving Capsules for a 30-day supply
A high absorption Magnesium supplement for women and men that helps convert food into cellular energy and support muscle relaxation, bone health, heart health, nerve health
Gentle on the stomach, Magnesium Glycinate helps relax the body, and is a highly bioavailable form of magnesium that is 100% chelated
Magnesium helps support the production of Melatonin
Adults take two Magnesium capsules daily with water and a meal
This gluten free Magnesium 200mg supplement contains no color added and no artificial flavors
#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
The size of one pill is 1 inch

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9.0

Nobi Nutrition

Magnesium Glycinate 400mg | High Absorption Formula for Sleep, Calm, Muscle Relaxation, Heart, Bone & Nerve Support for Women & Men | Chelated Magnesium Glycinate Supplement | 120 Ct (2 Month Supply)

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Main Highlights

PREMIUM ABSORBABILITY: Pure magnesium glycinate (also known as magnesium bisglycinate) is the most bioavailable form of magnesium. Get the magnesium supplement your body can actually use with Chelated Magnesium Glycinate!*
FULL-BODY BENEFITS: Magnesium is one of the best essential minerals for the body. It is involved in over 300 crucial biological processes, including magnesium for sleep & relaxation, immunity, muscle soreness, and so much more.*
GENTLE ON STOMACH: Standard magnesium supplements can cause stomach upset and laxative-like effects. The chelation process ensures that more of the magnesium powder is ready for use by the body without digestive disruption.*
SMALL CHELATED CAPSULES: Nobis small, 2-capsule servings of magnesium glycinate supplement are flavorless and easy to swallow. Each serving yields 400 mg of highly-absorbable magnesium, and each bottle contains 120 magnesium glycinate capsules.
MADE WITH YOU IN MIND: Magnesium Glycinate Chelated by Nobi Nutrition is Third-Party Tested and formulated gluten-free, non-GMO, vegan, vegetarian, and without the top 9 allergens. It is manufactured in a facility that adheres to GMP guidelines.

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8.8

Double Wood Supplements

Magnesium Glycinate 400mg, 180 Capsules (Vegan Safe, Third Party Tested, Gluten Free, Non-GMO) High Absorption Magnesium by Double Wood Supplements

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Main Highlights

YOURE LIKELY MAGNESIUM DEFICIENT - According to World Health Organization statistics, as much as 75% of the U.S. adult population does not meet the U.S. Food and Drug Administrations Recommended Daily Intake of 420 mg
EASY ON THE STOMACH: Magnesium Glycinate is created by bonding the elemental magnesium with the amino acid glycine, resulting in a form of magnesium that is easier on the stomach than other forms such as magnesium oxide
SIX MONTH SUPPLY: Each capsule contains 400mg of Magnesium Bisglycinate (aka glycinate)
ROOTED IN QUALITY: Manufactured and Tested in the USA from Globally Sourced Ingredients. Double Wood's Magnesium Glycinate 400mg is manufactured and tested for microbes and heavy metals right here in the USA from Globally Sourced Ingredients. Plus, it is Non-GMO and gluten-free
WE BOTTLE WELLNESS: At Double Wood we provide pure, potent supplements that deliver exceptional value, all backed by careful sourcing and rigorous third-party testing

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8.6

Nature's Branch

Magnesium Glycinate 400 mg - 200 Tablets - High Absorption, Non Buffered Bisglycinate Mag Supplement for Sleep, Leg Cramps, Heart, Ease Muscles, Calm Headaches for Women and Men, Non Powder Capsules

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Main Highlights

COMPLETE 3+ MONTH SUPPLY [200 TABLETS] MAGNESIUM GLYCINATE 400 MG: Our Maximum Strength Magnesium Glycinate 400mg supplements (per serving) are expertly formulated to provide premium support for sleep, leg cramps, heart health, muscle aches and more. Specifically designed to deliver the ultimate combination of high quality, non buffered magnesium glycinate and essential fiber with ultra-fast stomach dissolving support for gentle digestion with superior bioavailability
SLEEP, LEG CRAMPS, HEART HEALTH, MUSCLE ACHES: The superior advantage of our Magnesium Glycinate is that it comes in mini small size tablets. Our power house formula helps support calm sleep, leg cramp relief, heart health and muscle aches and is suitable for women and men. Our daily Mag supplement, also known as Magnesium Bisglycinate, is vegan unlike many magnesium capsules, complex powders and vitamin pills
HIGH ABSORPTION NO POWDER, NO MESS: We use only unbuffered Magnesium Glycinate in our tablets as it is said to be the ideal form of magnesium for the easiest & fastest absorbtion. Each of our tablets contains 200mg of Magnesium Glycinate (400mg per serving) without magnesium oxide, citrate, malate, calcium, potassium, l-threonate and lactate in order to concentrate on digestion
MADE IN THE USA & NON-GMO: Natures Branch Magnesium Glycinate supplement contains elemental magnesium plus fiber, globally sourced, for the best magnesium experience - third party tested for quality, potency and purity. Our magnesium vegan and vegetarian tablets are completely free from artificial flavors and sweeteners for a non-gmo gluten free choice. Enjoy our magnesium pills for men and women
MAGNESIUM GLYCINATE SUPPLEMENT YOU CAN TRUST: Non GMO, third party tested, vegan, made in the USA with global ingredients in a GMP approved facility. Gluten free, sugar free and dairy free

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8.3

Sandhu's

Magnesium Glycinate 400mg Capsules with Quercetin | Quality Sleep, Relaxation, Muscle, Bone Health & Immune Support | 120 Count | Easy to Swallow | for Women and Men

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Main Highlights

& : Magnesium is the fourth most abundant mineral in our body which helps in quality sleep & relaxation.
& : Our Magnesium supplement helps in healthy muscle, bone, and nerve function.
: Unlike other regular magnesium supplements, it is combined with antioxidant-rich natural flavonoid quercetin for synergistic benefits.
: The elemental form of magnesium is chelated with amino acid glycine to easily get absorbed by the body when compared to other magnesium supplements.
& : Our formula features goodness of essential trace mineral magnesium along with natural flavonoid quercetin to support you with the full spectrum benefits of magnesium.
& : Our magnesium glycinate with quercetin capsules are manufactured, packed, tested, & distributed in the USA according to strict cGMP norms. They are encapsulated in easy-to-swallow capsules & free from gluten, soy & dairy. One bottle offers 120 capsules. It is Third-party tested for purity and potency & made in an NSF-certified facility.
Apoya el sueño de calidad: El con quercetina ayuda a lograr un sueño de calidad.*

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8.1

Pure Encapsulations

Pure Encapsulations Magnesium (Glycinate) - Supplement to Support Stress Relief, Sleep, Heart Health, Nerves, Muscles, and Metabolism* - with Magnesium Glycinate - 90 Capsules

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Main Highlights

Heart Health Supplements: This magnesium glycinate capsule activates the enzymes necessary for neuromuscular contractions, cardiac function, and more*
Energy & Bone Support: Magnesium supports metabolism of carbs and amino acids; supports energy production and use of calcium, phosphorus, sodium, and potassium*
Overall Health & Nutrient Metabolism: This magnesium glycinate supplement helps the metabolism and utilization of vitamin B6, vitamin C, vitamin E, and more*
Sleep & Relaxation Aid: Magnesium glycinate may help to support the sleep cycle and aid a sense of relaxation by increasing total dietary magnesium intake daily*
Pure Difference: Our supplements are made with premium ingredients sourced from trusted suppliers, then manufactured and tested to verify potency and purity; Pure Encapsulations products are free from common allergens, unnecessary binders, fillers, and preservatives, and GMOs

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8.1

Purely Holistic

Magnesium Glycinate 400mg - 270 Magnesium Tablets (not Capsules) - 400 mg Elemental Magnesium - Highly Bioavailable - Vegan and Vegetarian - for Improved Sleep, Stress Relief & Cramp Defense

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Main Highlights

100% More - We offer an INCREDIBLE 270 tablets per bottle for a 4 month supply. This is TWICE the amount offered by other Magnesium Glycinate supplements. Our group is one of the largest supplement manufacturers in the USA. We benefit from being able to buy ingredients in bulk and in turn pass those savings directly to you.
Optimal Absorption - Magnesium supplements can differ greatly in their bioavailability. Our magnesium supplement uses premium Magnesium Glycinate which is a form of magnesium bonded with the amino acid glycine, which offers a higher yield than both magnesium citrate or oxide. We have specially formulated our Magnesium to guarantee tablet disintegration within 30 minutes according to USP standards.
Premium Ingredients - We use only a premium Magnesium which has a high absorption rate, which is well tolerated and minimizes laxative effect. We only use the highest quality ingredients in our products. You can be assured that we never add fillers, artificial flavourings, colourings or stabilisers. Our formulation is suitable for vegans and is free from dairy, soy, gluten and any GMO ingredients. All our supplements are Lab verified - so you can be confident in what you are taking.
Essential Mineral - Magnesium is an essential mineral that helps to ensure normal muscle function (which helps cramp defense for leg cramps), the balance of electrolytes in the body, strong and healthy bones and teeth, normal function of the nervous system. Deficiency in Magnesium is very common in the US which is why supplementation is highly recommended.
Purity as Standard - At Purely Holistic our philosophy is simple; to provide natural, nutritious and no nonsense health products for those who want a purer supplement with no hidden extras. We pride ourselves on being a trusted brand who expertly craft high quality, potent and exceptional value for money products, using only the best ingredients. Our products are made right here in the USA and to the strictest standards.

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Our Best Overall Choice

Best Choice

9.7

DEAL SUPPLEMENT

Magnesium Glycinate 400mg | Elemental Magnesium - 300 Capsules | Chelated for Easy Absorption | Highly Purified Essential Trace Mineral for Muscle, Joint, Heart, & Immune Support

Free Shipping

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

Special Features Max strength chelated magnesium glycinate capsules. One of the gentlest forms of magnesium that exist and uses high concentrated elemental magnesium. Offers easy digestion and absorption for optimal benefits.
Benefits & Use This high absorption magnesium provides benefits to over 300 different functions around the body for overall general wellness. Taking it on a regular basis may support bone, heart, joint, immune, and muscle heath.
Dosage & Servings A 3 capsule serving size that provides 400mg of pure magnesium glycinate. Each bottle offers 300 capsules and over a 3-month supply.
Purpose Minerals are an essential micronutrient and chelated magnesium offers an easy and efficient way to up your levels. This version is more stable and can be digested in a more complete form that minimizes waste.
Quality Ensured Non-GMO magnesium supplements that are 3rd party lab tested and passed. Made without gluten, dairy, eggs, peanuts, soy, wheat, & yeast.

Show Price

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