10 Best Magnesium Glycinate Certified of 2025

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

April 2026 Edition

Editor's Choice

9.7

Double Wood Supplements

Magnesium Glycinate 400mg | 180 Capsules | Sleep, Muscle, & Heart Support | Vegan, Third Party Tested, Gluten Free, Non-GMO, by Double Wood Supplements

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Editor's bottom line:

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

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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Picked by 397 people today

9.5

NatureBell

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

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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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9.5

Nobi Nutrition

Magnesium Glycinate 500mg | High Absorption | Sleep, Muscle, Bone, Heart Health & Relaxation Support for Women & Men | Chelated Mag Glycinate | Magnesium Supplement | Vegan & Non-GMO | 120 Capsules

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Main Highlights

HIGH ABSORPTION MAGNESIUM GLYCINATE 500MG: Pure Magnesium Glycinate is the most bioavailable form of this essential mineral. Our Magnesium Glycinate supplements are formulated to deliver a powerful Magnesium 500mg per serving, for optimal full-body support.*
MAGNESIUM FOR SLEEP & REST SUPPORT: Magnesium Glycinate for sleep has long been valued for supporting a restorative nights rest. Sleep support supplements with Magnesium also support a sense of calm, helping to ease you into a state of relaxation.*
SMALL CAPSULES: Our Magnesium Glycinate chelated capsules are small and easy-to-swallow. We also chelate our formula, to optimize absorption, while remaining gentle on the stomach.*
BONE, MUSCLE & HEART HEALTH SUPPORT: Now Magnesium Glycinate for women and men also supports over 300 critical processes in the body. When prioritizing muscle, heart, electrolyte or bone health supplements Magnesium delivers the support you need.*
THIRD-PARTY TESTED: Nobi Nutritions Magnesium sleep supplement is Third-Party Tested. Every batch of our Magnesium complex for women and men is formulated Vegan, Gluten-Free, Non-GMO, and manufactured in a GMP-Certified facility.

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9.2

THORNE

THORNE - Magnesium Glycinate - Supports Restful Sleep, Muscle Relaxation, Heart Health & Metabolism* - Chelated Magnesium Capsules - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Servings

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Main Highlights

Whole Body Wellness: Magnesium, a crucial mineral because it is involved in more than 600 of the body's enzymatic reactions, supports the brain, bones, muscles, and lungs, as well as provides support for healthy metabolism*
Rest and Relax: Because the formula promotes restful sleep, it is an ideal product for active individuals wanting to unwind*
Cellular Energy Production: Magnesium is a cofactor for enzymes involved in cellular energy production*
Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

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9.0

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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8.8

Nature's Bounty

Nature’s Bounty High Absorption Magnesium Glycinate 240 mg for Supporting Muscle Relaxation and Bone, Heart & Nerve Health – Non-GMO, Gluten-Free, Vegetarian, 120 Count/60 Servings

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Main Highlights

HIGH ABSORPTION MAGNESIUM GLYCINATE: Not every Magnesium form is readily absorbed by the body; Magnesium Glycinate is a form of Magnesium your body can absorb and use effectively
SUPPORTS YOUR WHOLE BODY (1): Magnesium Glycinate provides support for heart; bone; nerve and muscle health (1)
AN EXCELLENT SOURCE OF MAGNESIUM: Just two capsules per day provide 240 mg of Magnesium to support the bodys normal function (1)
SUITABLE FOR MANY DIETARY PREFERENCES: Natures Bounty High Absorption Magnesium Glycinate is suitable for vegetarians; non-GMO; gluten-free; lactose-free; and contains no sugar; sodium; or artificial colors and sweeteners
FROM THE TRUSTED WELLNESS EXPERTS: Natures Bounty High Absorption Magnesium Glycinate is a product of 50 years of dedication to quality and scientific research to make vitamins and nutritional supplements you can trust

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8.6

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

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Main Highlights

Magnesium Bisglycinate Capsules; 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(1) that helps convert food into cellular energy and supports 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(1) that is 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

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8.3

Pure Encapsulations

Pure Encapsulations Magnesium (Glycinate) - Supplement to Support Stress Relief, Sleep, Heart Health, Nerves, Muscles, and Metabolism* - with Magnesium Glycinate - 180 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

NOW Foods

NOW Foods Supplements, Magnesium Glycinate 100 mg, Highly Absorbable Form, 180 Tablets

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Main Highlights

HIGHLY ABSORBABLE FORM: Magnesium glycinate utilizes magnesium bound to the amino acid glycine, which facilitates intestinal absorption*
SUPPORTS HEALTHY MUSCLE, NERVE, AND HEART FUNCTIONS*: Magnesium is a mineral that is critical for energy production and metabolism, muscle contraction, nerve impulse transmission, and bone mineralization*
SUGGESTED USAGE: Take 2 tablets 1 to 2 times daily with food
GMP Quality Assured: A-rated, third-party certification means that every aspect of the NOW manufacturing process has been examined. Our in-house laboratories are ISO/IEC accredited for laboratory testing including for stability, potency and product formulation.
Founded in 1968 by Elwood Richard, NOW is one of the largest independent, family- and employee-owned manufacturers of natural products

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8.1

Doctor's BEST

Doctor's Best High Absorption Magnesium Glycinate Lysinate Supplement for Sleep Support - Chelated Magnesium Tablets for Women & Men, 200mg per Serving, Supports Calm & Relaxation, Vegan - 240 Count

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Main Highlights

MAGNESIUM GLYCINATE LYSINATE SUPPLEMENT: Our formula provides support for muscles, nerves, & sleep quality. It's 100% chelated, making it easy on the digestive tract & able to be taken any time of day
MAXIMUM ABSORPTION: Magnesium glycinate is good, lysinate glycinate is even better. Our magnesium mineral supplement takes the most direct route into your system for up to 6x better absorption
SLEEP AND MUSCLE RELAXATION: Magnesium supports healthy, restful sleep and relaxation by helping regulate melatonin, cortisol, and muscle function for overall wellness
200 MG PER SERVING: Our mag glycinate supplement is not buffered with fillers or additives and is 200mg per serving, vegan, non-GMO, gluten-free, and soy-free. Each bottle contains 240 tablets
DOCTOR'S BEST: Good nutrition starts with sound science. For over 35 years, we have been dedicated to providing only thoroughly researched, rigorously tested, and clinically-approved supplements

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Our Best Overall Choice

Best Choice

9.7

Double Wood Supplements

Magnesium Glycinate 400mg | 180 Capsules | Sleep, Muscle, & Heart Support | Vegan, Third Party Tested, Gluten Free, Non-GMO, by Double Wood Supplements

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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

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

Show Price

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