10 Best Magnesium Glycinate 133 of 2025

Tested and Reviewed: Top 10 Magnesium Glycinate 133 deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Sports Research

Sports Research® Magnesium Glycinate - Supports Restful Sleep & Enzymatic Processes - 160 mg Chelated Magnesium - Liquid Softgel - 60 Count

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Editor's bottom line:

“This magnesium glycinate 133 is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

SUPPORTS RESTFUL SLEEP: Sports Research Magnesium Glycinate promotes restful sleep by stimulating gamma-aminobutyric acid (GABA)an essential neurotransmitter in the nervous system responsible for helping the body relax and fall asleep.*
CHELATED FOR ABSORPTION: Our Magnesium Glycinate is chelated, showing superior absorption and bioavailability compared to non-chelated forms. That means youre more likely to reap more nutrients per serving than not.*
SUPERIOR FORMULA: Besides our chelated formula, every serving of our Magnesium Glycinate is formulated with Sunflower Lecithin and Coconut MCT Oil to aid absorption further. Thats a powerful blend of ingredients optimized for impact.*
DEDICATED TO QUALITY: We know the importance of having options when choosing the right products. Our Magnesium Glycinate comes in a vegan capsule or liquid softgel form, offering 160 mg of high-quality material per serving.
THE SPORTS RESEARCH DIFFERENCE: We hold our supplements to a higher standard. This supplement is soy and gluten-free, IGEN non-GMO tested and made in cGMP-compliant facilities in the USA.

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Picked by 397 people today

9.5

NUTRAHARMONY

Magnesium Glycinate 500 mg - Chelated Supplement - High Absorption Form of Magnesium - Support for Sleep, Muscle & Heart Health - Made in USA, Lab Tested & Non-GMO - 120 Capsules

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Main Highlights

MAGNESIUM GLYCINATE 500mg superior 500 mg of Magnesium Glycinate per serving, supplying 90 mg of elemental Magnesium. Magnesium Glycinate, also referred to as Magnesium Bisglycinate, is the same chelated form in which Magnesium is bound to two glycine molecules, allowing efficient absorption and is well tolerated, making it suitable for regular, long-term use.
MAGNESIUM FOR SLEEP SUPPORT Magnesium Glycinate is one of the best forms of Magnesium for sleep. Combined with Glycine, a calming amino acid, it supports relaxation, helps you fall asleep easier, and supports a healthy sleep cycle.
MUSCLE & HEART SUPPORT adequate Magnesium intake helps maintain healthy muscle tone & it is essential for muscle function, post-exercise recovery, and heart health.
WITH VITAMINS B6, D3 & BLACK PEPPER enhanced formula with supportive vitamins and black pepper for optimized nutrient absorption.
ABSORPTION & BIOAVAILABILITY highly bioavailable and gentle Magnesium supplement. Magnesium glycinate is a chelated form, well absorbed and stomach-friendly, making it ideal for daily use.
DO YOU GET ENOUGH MAGNESIUM? studies suggest about 45% of Americans are Magnesium deficient, and over 60% of adults do not meet the recommended daily intake of Magnesium.
EASY-TO-TAKE FOR DAILY USE take 1 capsule daily with a glass of water. For sleep support, take before bedtime after a meal; for general support, take in the morning. Can be taken on an empty stomach or as directed by your physician. Consult a healthcare professional if pregnant or nursing.
PREMIUM QUALITY & MADE IN USA manufactured in the USA in a GMP-certified facility using high-quality ingredients. Each batch is third-party tested for purity, potency, and quality.

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9.5

Swanson

Swanson Chelated Magnesium 133 Milligrams 90 Capsules (2 Pack)

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Main Highlights

Magnesium Glycinate Supplement: Swanson Albion Magnesium Glycinate features a patented chelated mineral glycinate form to support your magnesium levels*
Sleep Support: This dietary supplement offers relaxation support to help maintain a healthy sleep cycle*
Bone Health Support: Additionally, our mineral supplement aids bone, muscle, nerve and heart health*
Chelated Mineral Glycinates: Swanson's magnesium supplement is chelated to encourage optimal absorption*
Trusted Quality: Swanson is a name you can rely on; our products are manufactured to the highest standards, ensuring you get trusted quality, every time

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9.2

Swanson

Albion Chelated Magnesium 133 mg 90 Caps

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Main Highlights

Supports nerve, muscle, bone and heart health
Patented mineral glycinate chelated form promotes optimum absorption
Full Spectrum formula features plant-based ingredients without unnecessary processing
For nearly 5 years, Swanson has delivered science-backed health products worldwide. Each wellness supplement is made in our GMP certified facilities, and our purity and potency testing includes independent third-party labs
We're control freaks... in a good way! For nearly 5 years, Swanson Health has delivered science-backed health products worldwide. In 1969, we began in Fargo, ND, with a mission to offer wellness solons that help people live simply healthier together. Our facilities are Good Manufacturing Practice (GMP) certified, and our purity and potency testing includes independent third-party labs. Clinical research, scientific consensus and usage traditions guide our innovation

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9.0

Swanson

Swanson Chelated Magnesium 133 Milligrams 90 Capsules (3 Pack)

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Main Highlights

Supports nerve, muscle, bone and heart health
Patented mineral glycinate chelated form promotes optimum absorption
Full Spectrum formula features plant-based ingredients without unnecessary processing
For nearly 5 years, Swanson has delivered science-backed health products worldwide. Each wellness supplement is made in our GMP certified facilities, and our purity and potency testing includes independent third-party labs
We're control freaks... in a good way! For nearly 5 years, Swanson Health has delivered science-backed health products worldwide. In 1969, we began in Fargo, ND, with a mission to offer wellness solons that help people live simply healthier together. Our facilities are Good Manufacturing Practice (GMP) certified, and our purity and potency testing includes independent third-party labs. Clinical research, scientific consensus and usage traditions guide our innovation

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8.8

Horbäach

Horbaach Magnesium Glycinate 1330mg | 250 Capsules | Buffered with Chelated Minerals | 240 mg per Serving | Non-GMO, Gluten Free Supplement

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Main Highlights

SUPERIOR ABSORPTION: Magnesium Glycinate is a highly absorbable, chelated form of this mineral
POTENT FORMULA: Quick-release capsules deliver 1330 mg of chelated minerals per serving!
EXPERTLY CRAFTED: Our professional formula is backed by our commitment to purity and potency
HORBAACH MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed!
NATURALLY FREE OF: Gluten, Wheat, Yeast, Milk, Lactose, Artificial Flavor & Artificial Sweetener

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8.6

HELLO HEALTH

HELLO HEALTH Magnesium Glycinate 400mg, 90 Capsules for Supporting Muscle Relaxation, Bone, Sleep, Heart & Nerve Health Non-GMO Serving/133mg Capsule - Made in USA

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Main Highlights

, - : Delivers magnesium in a form designed for better absorption and gentle digestion. An essential magnesium glycinate complex that supports over 300 body functions, including energy production, muscle recovery, and overall relaxation.
& : Calm magnesium is known to help support a sense of calm, this magnesium for sleep and anxiety is a great daily choice for those who experience occasional stress or want to encourage more restful nights.
: This magnesium supplement is a safe and trusted choice for the whole household muscle recovery supplements. Free from GMOs, gluten, dairy, and artificial fillers.
: Made in the USA in GMP-certified facilities, third-party tested, and carefully formulated without magnesium oxide or low-quality additives. Muscle recovery supplements are designed by nutrition experts for purity and effectiveness.
: A versatile daily deep sleep supplements that may help support healthy sleep cycles, muscle comfort, joint mobility, and overall well-being, making it a smart addition to your familys wellness routine.

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8.3

Purisure

Purisure Magnesium Bisglycinate Chelate, 250g, Pure Magnesium Glycinate Powder for Bones, Magnesium Bisglycinate Chelate for Sleep and Muscle Flexibility, Gluten-Free, Non-GMO, 133 Servings

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Main Highlights

For Bone Support: Magnesium is a key mineral that is important for bone health, energy production and other essential body functions. Our powdered magnesium glycinate is an excellent choice for those looking to improve their energy or combat fatigue.
For Better Digestion: Our magnesium glycinate chelate powder is the ideal supplement for people who want to get the most out of their health. It is a magnesium bisglycinate powder supplement that may also support digestive health and gut health.
For Overall Health: Magnesium bisglycinate is a highly absorbable form of magnesium that supports good quality sleep and athletic performance. Magnesium is an essential mineral for energy production, immune function, bones, joints, and more.
No FIllers: Our magnesium bisglycinate powder is a great addition to your daily diet. It's non-GMO and contains no additives and no preservatives. Our goal is to provide a high-quality product that is free of artificial colors, soy, and gluten.
How To Use: Our chelated magnesium malate powder is here to help support your body's strong bones, teeth, and muscle function. Take one scoop of this glycine powder daily with or between meals by adding it to a shake or smoothie.

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8.1

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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8.1

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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Our Best Overall Choice

Best Choice

9.7

Sports Research

Sports Research® Magnesium Glycinate - Supports Restful Sleep & Enzymatic Processes - 160 mg Chelated Magnesium - Liquid Softgel - 60 Count

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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

SUPPORTS RESTFUL SLEEP: Sports Research Magnesium Glycinate promotes restful sleep by stimulating gamma-aminobutyric acid (GABA)an essential neurotransmitter in the nervous system responsible for helping the body relax and fall asleep.*
CHELATED FOR ABSORPTION: Our Magnesium Glycinate is chelated, showing superior absorption and bioavailability compared to non-chelated forms. That means youre more likely to reap more nutrients per serving than not.*
SUPERIOR FORMULA: Besides our chelated formula, every serving of our Magnesium Glycinate is formulated with Sunflower Lecithin and Coconut MCT Oil to aid absorption further. Thats a powerful blend of ingredients optimized for impact.*
DEDICATED TO QUALITY: We know the importance of having options when choosing the right products. Our Magnesium Glycinate comes in a vegan capsule or liquid softgel form, offering 160 mg of high-quality material per serving.
THE SPORTS RESEARCH DIFFERENCE: We hold our supplements to a higher standard. This supplement is soy and gluten-free, IGEN non-GMO tested and made in cGMP-compliant facilities in the USA.

Show Price

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